Protein has become the nutrient everyone seems to want more of. It is added to cereal, coffee, snack bars, and products that once made no claim to be muscle food.

The phrase "stem cell therapy" can sound almost magical: collect versatile cells, place them into an injured body, and watch them rebuild whatever is broken. Mesenchymal stem cells, or MSCs, have attracted exactly this kind of attention.

Imagine finishing an earnest hour on the exercise bike, toweling off with the glow of someone who has paid the metabolic taxes, and then returning to a chair for the rest of the day. Surely the workout has canceled the sitting.

Imagine a medicine that could switch on some of the molecular programs normally activated by exercise. For an older person confined by pain, injury, or illness, that possibility is genuinely important.

CRISPR is often described as a pair of molecular scissors that can rewrite DNA. Put that idea beside aging, and the imagination races: repair damaged genes, rejuvenate old cells, and perhaps add healthy years to life.

Coronary artery disease often advances for years without chest pain or another obvious warning. A coronary artery calcium scan can reveal one trace of that hidden process: calcium embedded within plaque in the walls of the heart's arteries.

The thymus has long been viewed as an immune organ that fades into retirement after childhood. A new Nature study using AI and chest CT scans suggests that healthier-looking adult thymic tissue is associated with longer survival and lower risks of lung cancer and cardiovascular death—but the findings remain observational.

Imagine that aging is a building occupied by twelve vandals. Through some triumph of future medicine, eleven are escorted out. Telomeres behave, mitochondria stop sulking, inflammation lowers its voice, and senescent cells finally leave the party.

Heart disease rarely comes from a single broken switch. It usually develops through several interacting problems: blood pressure, cholesterol, smoking, blood-sugar control, body composition, inflammation, genetics, and time. A 2025 study asked whether combining two of those signals, inflammation and insulin resistance, might reveal cardiovascular risk more clearly than looking at either one alone [1].

Uric acid has a public-relations problem. Most people meet it through gout, kidney stones, or a laboratory result their doctor wants to lower. Yet uric acid is also one of the most abundant antioxidants circulating in human blood.

Coffee headlines tend to arrive with the confidence of a barista calling out an order: three cups are good, five cups are bad, and your genes decide the rest. The real evidence is more interesting and less tidy. Two large UK Biobank studies found that moderate coffee intake was associated with lower risks at several stages of chronic disease, while one of them also found higher risks among people drinking more than five cups a day.

Childhood adversity might set the stage for accelerated aging, but it doesn’t act alone. The pace at which someone ages—biologically, not just chronologically—is shaped by a mix of internal biology and external environment. And while some of those effects make things worse, others open the door for healing.

What happens in childhood doesn’t stay in childhood at the cellular level, anyway. People who grow up in environments marked by trauma, neglect, or family dysfunction are more likely to face serious health challenges decades later, from heart disease and diabetes to depression and early death. This isn’t just a pattern seen in anecdotes, it’s a well-documented public health crisis.

Start with the tiny pink, blue, yellow, or fashionably minimalist packet. It looks harmless enough, the sort of thing that lives next to diner coffee and asks only to be ignored. Then a Neurology paper comes along and suggests that higher long-term intake of several low- and no-calorie sweeteners was associated with faster cognitive decline.

The compound that makes tomatoes red has attracted attention far beyond the produce aisle. Lycopene is a carotenoid, a family of plant pigments that includes several substances with antioxidant activity. In laboratory research, lycopene has shown intriguing effects in models of brain injury, including models designed to imitate selected features of Parkinson's disease.

Aging biology has a wonderfully unfair habit: just when you think the plot is about genes, stem cells, or mitochondria, it points to something duller and more physical, like old proteins quietly getting chemically scuffed. The new Nature Communications paper from Trabosh and colleagues is about exactly that sort of damage, and its central claim is preliminary but genuinely interesting: an engineered enzyme called CMLase can remove a common aging-related protein modification called N-epsilon-carboxymethyl-lysine, or CML, from model proteins and from aged human tissue samples outside the body [1]. That is not the same as rejuvenating a person.

GLP-1 drugs have changed what is possible in obesity treatment. Semaglutide and related medicines can produce weight loss that once required bariatric surgery. But the number on the scale does not tell the whole story. When body weight falls, some of the loss comes from fat and some comes from lean tissue - a category that includes skeletal muscle, organs, connective tissue, water, and glycogen.

At 25, it can feel as though the brain forgives almost anything: a bad night of sleep, a punishing deadline, skipped meals, or a week lived on adrenaline. Recovery often comes quickly enough that the cost remains easy to ignore. After 40, many people notice that the margin is smaller. A stressful week lingers. Sleep disruption produces more brain fog. Irritability appears sooner, and concentration takes longer to return. There is real biology behind that experience, but there is no switch that flips on your fortieth birthday. Stress affects the brain across the entire lifespan, and its effects depend on intensity, duration, genetics, health, sleep, exercise, and previous adversity [1].

There is a kind of depression that does not always look like crying. It looks like flatness. Low motivation. The sense that things that used to matter have gone quiet. Not dramatic suffering—just a grey film over ordinary life. A body that feels heavier than it should. A brain that takes longer to start. That experience deserves to be taken seriously. Persistent depressive disorder, once called dysthymia, is a clinical condition. Treatment-resistant depression means that standard treatments have not produced enough improvement. Burnout is usually tied to chronic occupational or caregiving stress. These terms can overlap, but they are not interchangeable, and none can be diagnosed from a feeling of sluggishness alone [1]. So when I use the phrase sedentary nervous system, I am using a metaphor. Stillness does not explain every depression. Depression can involve genetics, trauma, illness, medication effects, sleep disruption, isolation, and inflammation. Physical inactivity can become one important part of the machinery—and one of the few parts we can begin changing today.

Edited and approved by Stephen C. Rose, PhD, MS

The world rewards speed. Faster decisions. Faster delivery. Faster responses. Over the past two decades, phones and remote work have quietly erased many of the pauses that once separated one demand from the next: the commute without notifications,...

Search for sermorelin online and you will quickly find a familiar promise: better sleep, more muscle, less fat, faster recovery, sharper thinking, and perhaps even slower aging. The appeal is obvious. Sermorelin is often described as a gentler, more “natural” alternative to human growth hormone because it asks the body to release more of its own hormone rather than supplying growth hormone directly. That description contains real physiology. It also leaves out important facts. Sermorelin has legitimate medical history, but much of today’s anti-aging marketing reaches beyond the evidence. It is best understood as a short biological signal whose effects depend on the pituitary gland, the patient, and the reason it is prescribed.

Anxiety has been medicalized, therapized, supplemented, branded, and turned into a category of its own. And still it keeps showing up in bodies, homes, offices, marriages, inboxes, and sleepless nights. The National Institute of Mental Health estimates that 19.1% of U.S. adults experience an anxiety disorder in a given year, and 31.1% experience one at some point in life [1]. That does not mean everyone is sick. It means anxiety is common enough that we need a better map.

Every few years, the wellness world finds a molecule and hands it a cape. Not a modest cardigan. A cape, flapping while someone on a podcast says “regeneration” like it is a sacrament. BPC-157 is one of those molecules. It is often called the “Wolverine peptide,” a warning sign because biology is not a Marvel franchise. The claim is seductive: faster tendon healing, calmer guts, less pain. Wonderful. Also: hold the parade. BPC-157 stands for Body Protection Compound-157. It is a short chain of amino acids, originally studied as a stable gastric pentadecapeptide - a 15-amino-acid fragment associated with stomach-related biology

You wake up already behind. Before your feet hit the floor, the checklist starts. The jaw tightens. The shoulders climb toward the ears. By 8 a.m., your nervous system may already be acting as if the day is a threat. This is not a discipline problem. It is a body-state problem. Here is what is actually happening. Stress activates the hypothalamic-pituitary-adrenal axis, or HPA axis — a brain-to-hormone alarm system that helps release cortisol during challenge [1]. At the same time, the sympathetic nervous system can push adrenaline-like signals through the body. Pulse rises. Breathing changes. Attention narrows. The mind starts scanning for what could go wrong.

Sorghum is not the first grain most people think of when they hear about brain health. Oats, blueberries, olive oil, and leafy greens usually get more attention. But sorghum, especially darker pigmented varieties, is starting to interest researchers because it contains a rich mix of plant polyphenols—compounds that can influence oxidative stress, inflammation, metabolism, and cell signaling.

Magnesium has always had a quiet, behind-the-scenes job in the body. It helps nerves communicate, muscles contract, blood pressure stay regulated, and hundreds of enzymes do their work [1]. So it is not surprising that supplement makers, researchers, and consumers have wondered whether magnesium might also matter for the brain. A new randomized clinical trial adds an interesting piece to that puzzle: in adults with poor sleep, six weeks of magnesium L-threonate, sold under the ingredient name Magtein, was linked with better scores on some cognitive tests and an estimated 7.5-year improvement in cognitive age compared with placebo [2].

A diabetes medicine has become one of the more interesting side stories in aging research. The drugs are called SGLT2 inhibitors, a mouthful of a name for medicines such as empagliflozin, dapagliflozin, and canagliflozin. They were first developed to help people with type 2 diabetes lower blood sugar. More recently, doctors have learned that some of these drugs can also protect the heart and kidneys. Now researchers are asking a newer question: could they also calm some of the cellular wear-and-tear linked with aging? A 2025 review in npj Aging argues that the idea is scientifically plausible, but still early [1].

Alzheimer's disease is usually discussed in terms of sticky amyloid plaques, tangled tau proteins, and the slow loss of memory. Those pieces still matter. But a new study adds another layer to the story: the way brain cells decorate proteins with sugar-based molecules. In a 2026 Nature Metabolism paper, researchers reported that brains affected by Alzheimer's disease showed unusually high levels of a process called glycosylation, and that pushing this process up or down changed memory-related behavior in mouse models [1].

Every cell in your body is a talker. Some cells communicate with electrical pulses, some with hormones, and many with tiny packages called extracellular vesicles, or EVs. Think of EVs as sealed envelopes released by cells into the fluid around them. Inside the envelope may be proteins, fats, pieces of genetic material, or chemical signals. Other cells can pick up these packages and change their behavior in response. That is useful when the message says, in effect, repair this tissue or calm this inflammation. It can be harmful when the message spreads stress, inflammation, or damaged cell parts.

A gene variant linked to long life may help nerve cells stay younger by doing something very practical: keeping their DNA in better shape. A 2026 study in Aging Cell examined APOE2, a version of the APOE gene that has long been associated with lower Alzheimer's disease risk and exceptional longevity. The researchers found that human neurons carrying APOE2 showed stronger signs of DNA repair activity, less DNA damage, and more resistance to stress-induced cellular senescence than neurons carrying APOE4, the best-known genetic risk factor for late-onset Alzheimer's disease [1].

Survodutide is not approved as a consumer treatment for fatty liver disease. That is the first bucket to keep the facts in. The second bucket is more interesting: a new phase 3 trial gives the drug a real reason to be watched closely. Phase 3 means the treatment has moved past small early studies and is being tested in a larger, more serious way before regulators decide what to do with it. The SYNCHRONIZE-MASLD study tested once-weekly survodutide, an injectable drug that turns on two body signaling systems: the glucagon receptor and the GLP-1 receptor. GLP-1 is the family of signals made famous by newer weight-loss and diabetes drugs. Glucagon is a different signal involved in how the body handles stored fuel. Put them together and you get a drug designed to push on weight, blood sugar, fat metabolism, and possibly the liver itself [1].

Imagine telling a tired old eye cell, “Listen, I am not asking you to become a baby cell again. Please do not throw a developmental tantrum. Just remember how to do your job.” That, in plain English, is the ambition behind partial reprogramming. And now, for the first time, that idea has moved from mouse papers, conference buzz, and biotech optimism into a human eye trial. The trial number is NCT07290244.

Artificial intelligence is not making aging disappear. Let's get that out of the way before the immortality kazoo parade starts honking its way down the hallway and somebody in a Patagonia vest tells you that death has been disrupted. It has not. Biology remains stubborn, damp, mutinous, and very fond of humiliating clean business plans. But AI is doing something real in longevity science: it is becoming a ferociously fast pattern-finder, the sort of tool that can rummage through genes, proteins, blood markers, medical records, imaging, drug structures, clinical trials, and wearable-device signals without needing coffee, tenure, or a sabbatical.

Most people think of DNA damage as a cancer problem. That is true, but it is only part of the story. DNA damage also sits near the center of aging biology because every cell has to keep its genetic instruction manual readable while dealing with sunlight, inflammation, metabolism, toxins, and ordinary wear from daily life. The new excitement around the DREAM complex comes from a simple but powerful idea: what if some cells age faster partly because their DNA-repair tools are being held back?

Nattokinase sounds like a lab-made drug, but it starts in a very ordinary place: natto, the sticky fermented soybean food popular in Japan. During fermentation, Bacillus subtilis var. natto produces an enzyme that can break down fibrin, one of the protein threads that helps blood clots hold together. That basic fact explains why nattokinase has attracted so much attention for heart and blood-vessel health. It also explains why the claims around it need careful handling. An enzyme that nudges clotting biology is not the same thing as a proven replacement for aspirin, statins, blood-pressure medicine, or anticoagulants

Most of us think about the body clock in ordinary terms: sleep, jet lag, late-night snacks, and the misery of daylight saving time. A 2026 Cell study takes that familiar idea into much deeper territory. Researchers reported that timed treatment with 3'-deoxyadenosine, also called 3dA or cordycepin, strengthened circadian rhythm amplitude in a small hypothalamic brain region called the paraventricular nucleus, or PVN. In aged male mice, that intervention improved several aging-related measures, reduced DNA-methylation age, restored hormonal synchrony, and extended lifespan

A 100-year-old immune system is not a brand-new immune system. It has seen decades of viruses, vaccines, injuries, stress, meals, sleep cycles, and ordinary wear and tear. What makes centenarians so interesting is that many of them seem to reach very old age without the immune system tipping as far into dysfunction as we might expect. A 2026 review in Nature Reviews Immunology describes this as a long-lived immune system: not perfectly youthful, but unusually good at preserving balance, resisting disease, and avoiding some of the worst effects of chronic inflammation

For years, the standard answer about human lifespan has been fairly modest: genes matter, but not as much as people think. Classic twin studies often put the heritability of longevity around 20% to 25%, and a huge family-tree analysis later suggested the genetic contribution might be even lower, partly because families share culture, wealth, geography, habits, and spouse choices as well as DNA [1,2]. Then a 2026 Science paper reopened the argument with a much bigger number. After correcting for what the authors call extrinsic mortality, they estimated that the heritability of intrinsic human lifespan is above 50%

Edited and approved by Stephen C. Rose, PhD, MS

The metabolic loop begins with mTORC1, a nutrient-sensing growth switch, being pushed toward the on position. Insulin resistance builds; the familiar markers of metabolic syndrome begin to appear. But a long-running metabolic problem does not stay...

Rapamycin has become one of the most talked-about drugs in longevity circles. Depending on who is speaking, it is either the most promising geroprotector we have or a risky transplant drug being dragged too quickly into wellness culture. A 2026 randomized trial called RAPA-EX-01 gives the conversation something it badly needed: a real human result that was not especially flattering. In sedentary adults aged 65 to 85, weekly sirolimus, which is the medical name for rapamycin, did not improve the benefits of a 13-week exercise program. In some analyses, it may have slightly reduced gains in chair-stand performance, and the Sirolimus group had more adverse events

Vitamin C has been around the wellness world so long that it almost feels boring. People associate it with oranges, immune support, and avoiding scurvy. So it was surprising when a 2026 Cell Metabolism study put vitamin C into a much more modern aging-science story. The researchers proposed a new aging pathway they called "ferro-aging," centered on iron buildup, lipid damage, and an enzyme called ACSL4. Even more attention-grabbing, they reported that long-term vitamin C treatment in aged monkeys reduced several ferro-aging signatures, improved some neurological and metabolic measures, and shifted multi-omic aging clocks in a younger direction

The switch is mTORC1 on one side, AMPK on the other, and a molecular logic that was built for a world of alternating feast and famine. In that world, the switch flipped regularly. Neither side stayed dominant for long. The modern environment broke that rhythm — and when the switch got stuck, something else happened that is more consequential than a switch simply being in the wrong position. A feedback loop formed. The stuck switch began generating the conditions that kept it stuck. And once that loop is running, the familiar tools — eating less, trying harder, starting over — can make it worse rather than better.

Let us begin with the fantasy, because the fantasy is doing most of the work here. You are tired. Your sleep is lousy. The gym used to reward you for showing up, and now it behaves like a bureaucrat who lost your paperwork. Then along comes sermorelin, a tidy little peptide with a lab-coat name and a seductive promise: nudge your pituitary, raise growth hormone, bring back some of the old biological swagger. Terrific. Also, hold on to your wallet and maybe your endocrine system.

Imagine if scientists could make your cells younger without changing a single letter of your genetic code. It sounds like science fiction, but researchers have developed a revolutionary tool that does exactly that. Using a modified version of CRISPR—the gene-editing technology that won the Nobel Prize—scientists can now edit the "software" of your cells without touching the genetic "hardware." And early results suggest this approach might actually reverse aging.

Everyone knows smoking causes cancer and lung disease. But recent research reveals something equally troubling: smoking literally makes your body age faster at the cellular level. Scientists have discovered exactly how cigarettes accelerate the biological clock ticking inside every cell in your body—and the mechanism is more fascinating than you might expect.

When you plunge into cold water, your body triggers a remarkable family of protective proteins led by RBM3 that can repair brain synapses, fight neurodegeneration, and may hold keys to living longer and thinking sharper.

Part One: The Switch You have done everything right. You cut the calories, gave up the bread, the wine, the desserts that used to feel like a reasonable reward for getting through the week. For a while it worked. Then it stopped

Your body already makes creatine. Your muscles already run on it. And yet, taken in supplemental form, this small nitrogen-containing molecule has accumulated one of the most robust evidence bases in the history of nutritional science

If you hear the word “polyphenols” and immediately think “superfood marketing,” that reaction is fair. The term gets tossed around so often that it can sound like nutritional confetti. But polyphenols are real, and they matter. They are a large family of compounds made by plants, and they show up in foods many people already eat: berries, cocoa, tea, coffee, olives, extra-virgin olive oil, grapes, apples, onions, herbs, and many vegetables [1]. The honest question is not whether polyphenols exist or whether they can do interesting things in a lab. The real question is whether they help people live longer or age better.

Rapamycin, or sirolimus, has become one of the central drugs in the modern biology-of-aging conversation. The reason is simple: in animal studies it has repeatedly extended lifespan and improved several measures of late-life function, which is rare enough to command attention. That track record is why rapamycin moved from an interesting laboratory result to a serious human research question. The question now is not whether mTOR signaling matters in aging. It plainly does. The question is whether manipulating that pathway in people can improve healthspan in a way that is clinically meaningful and safe. Human evidence, as of May 4, 2026, is still early and mixed, but it is no longer speculative

Your immune system is basically a paranoid security guard, constantly patrolling your body and demanding to see everyone's credentials. Most of the time, this works beautifully—infected cells get escorted out, abnormal cells get eliminated, and you stay healthy.

Senolytic drugs, partial cellular reprogramming, and AI-enabled precision medicine are among the most promising technologies under development in the longevity space. The first two have produced notable results in animal studies. In fact, partial reprogramming for a specific eye disease is already in clinical trials. , while AI-enabled precision medicine is already shaping some clinical decisions. Unfortunately, none of these approaches has been demonstrated to extend life in healthy humans to the level of the famous Jeanne Calment, who made it to 122 years-old [1-8]. Regardless, aging research has gone beyond optimizing lifestyle factors like diet, sleep, and exercise and onward to interventions that fundamentally challenge contributing factors to aging by changing how we express genes, how cells that potentially threaten longevity are eliminated, how protein metabolism is regulated, and many others. Some areas are moving forward more readily than others, but make no mistake - the research keeps moving forward.

Why This Study Matters A 30-minute Finnish sauna session pushed immune cells into circulation far more clearly than it changed cytokines, according to a new study of 51 middle-aged adults with cardiovascular risk factors [1]. White blood cell counts rose right after the heat exposure. Most cytokines, by contrast, barely moved. The result suggests that one standard sauna session produces a brisk cellular response, but not a broad inflammatory surge. That matters because sauna bathing has been tied to better long-term health outcomes in Finnish cohort studies, including lower risks of fatal cardiovascular events and dementia [2,3]. Those associations are intriguing, but they do not explain themselves. Researchers still need to identify the short-term physiologic changes that might help connect repeated heat exposure with those long-term patterns. The new paper focuses on one plausible pathway: immune signaling. How the Study Was Done The study was designed as a close look at what happens immediately after sauna exposure. The research team studied 51 adults from Finland. This included 27 women and 24 men. They were 50 years old on average [1]. Study participants were not known to have heart or blood vessel disease, but each had at least one risk factor, like high blood pressure or obesity. Most were already sauna users, which makes sense in Finland, though it also means the findings may not translate perfectly to people who rarely use saunas. That participant profile is worth noting for another reason. This was not a study of elite athletes, very old adults, or patients with active heart disease. It was a typical population of at-risk individuals, making the results even more compelling to the sorts of people targeted by purveyors of preventative advice. However, it still left the question of how other groups might respond unaddressed. The process was true to life and not overly complicated: participants had one 30-minute session in a dry Finnish sauna, followed by a brief shower after 15 minutes. The mean sauna temperature was 73 degrees Celsius, and the humidity was around 10 to 20 percent. Water was allowed during the session and during the 30-minute recovery period. Blood samples were collected before sauna exposure, immediately after, and again 30 minutes later. The researchers measured total white blood cell counts, several major white blood cell subtypes, and a panel of 37 cytokines. They also tracked tympanic temperature and adjusted blood measures for individual shifts in plasma volume, so the results would not simply reflect dehydration [1]. That methods setup matters because it was tailored to capture immediate effects, not delayed ones. The three blood draws made it possible to distinguish what changed right after the sauna from what persisted into early recovery. At the same time, the design could not address whether different immune signals might appear hours later, or whether repeated sauna use would produce the same pattern over weeks or months.

Stephen C. Rose, PhD February 27, 2026

What if better aging turned out to involve something less glamorous than a moonshot and more glamorous than, say, plain oatmeal? Glycine fits that sort of description. It is a small, ordinary amino...

By Wyatt A.

Edited and approved by Stephen C. Rose, Ph.D.

No matter who you are, you are not immune to stress. Anxiety is a part of the human condition, though it serves a useful purpose from an evolutionary standpoint; it is all too common that anxiety consumes an individual’s life. Not everyone...

Now, I consider myself to be a pretty health-conscious person. For the last 30+ years, part of my daily routine has been working out at the gym, picking up new things every so often.

It’s important to never stop learning, mix up your workouts and keep things fresh.

So, I was surprised that it wasn’...

How to Quit Smoking

A realistic, evidence-based plan for getting cigarettes out of your day—and keeping them out.

By Jackie Kolgraf

Edited and approved by Stephen C. Rose, Ph.D.

Seldom is a cigarette just a cigarette. More often, it's an event in tandem with coffee, beer, sex, or other various and...

By Donna Wright

Edited and approved by Stephen C. Rose, Ph.D.

November 11, 2025

Imagine a nutrition cop kicking in your kitchen door, pointing at your plate, and announcing that five foods beginning with the letter P are trying to shorten your life. Pizza. Pasta. Protein. Potatoes. Pane. It sounds...

ByDonnaWright

EditedandapprovedbyStephenRose,PhD

Carotenoids are natural pigments made by plants, algae, and certain bacteria. They are responsible for many of the red, orange, and yellow colors seen in foods, and more than 600 carotenoids have been identified. In human nutrition, carotenoids...

By Donna Wright

Edited and approved by Stephen C. Rose, PhD

Cold therapy has moved well beyond sports medicine and social-media challenges. Cold showers, ice baths, cold plunges, and whole-body cryotherapy are now commonly discussed as tools for recovery, resilience, and healthy aging. Human...

By Donna Wright

Edited and approved by Stephen C. Rose, Ph.D.

A hobby will not, independently, add years to your life. It’s not that straight-forward. But hobbies can support several aspects of health closely tied to healthy aging, including stress regulation, physical activity, cognitive...

By Donna Wright

Edited and approved by Stephen C. Rose, Ph.D.

When people talk about longevity, genetics usually comes up quickly. If someone has grandparents who lived into their nineties or beyond, the assumption is often that the family was blessed with “good genes.” If several relatives...

Edited and approved by Stephen C. Rose, Ph.D.

Retiring well is less about hitting a ceremonial age and more about protecting the conditions that support long-term health. Research on retirement and aging suggests that timing, structure, purpose, social connection, physical activity, sleep, and the...

If you are carrying around an old grudge, you probably do not need anyone to tell you it takes up space. A painful statement, breach of trust, or deep disappointment may have happened once, but the mind has a way of bringing it back into the room over and over. That is one reason, among others, that forgiveness continually attracts attention in health research circles. Scientists are not just asking whether forgiveness is morally admirable. They are also asking what happens when anger, rumination, and unresolved hurt stay switched on for a long time.[1][2]

How Building and Maintaining Good Relationships Improves Longevity

By Jackie Kolgraf

Edited and approved by Stephen C. Rose, Ph.D

In a time when many people spend more hours with a screen than with another person, it is not surprising that loneliness has become a public health concern. Social...

EditedandapprovedbyStephenC.Rose,PhD

Creatine is best known as a supplement used by athletes and weightlifters, but its relevance extends beyond the gym. Creatine helps the body regenerate energy quickly during short bursts of high demand, which is one reason it has been studied for both muscle...

By Donna Wright

Edited and approved by Stephen C. Rose, Ph.D.

August 21, 2025

There is something almost touching about the way humans respond to aging. Tell us the body wears down, arteries stiffen, inflammation simmers, and one day the mirror starts offering its own tiny editorial notes, and we do...

By David Haines, Ph.D.

Edited and approved by Stephen C. Rose, Ph.D.

The journey to a longer life and a longer healthspan does not begin with supplement stacks, hacks, or optimization theater. It points toward avoiding a familiar set of high-impact risks. Across cohort studies, combinations of...

If ever you’ve seen the slow ebb and flow of a Tai Chi class you likely experienced one of two reactions. The first is: “That looks peaceful.” The second is: “There is no way that counts as exercise.” Fair enough. Tai chi does not exactly scream intensity. No barbells. No sprints. No inspirational yelling. Just measured movement, steady breathing, and the sort of calm that makes the rest of us look like we have been overcaffeinated since 2009. And yet here is the interesting part: tai chi may not directly prove that it adds years to life - no one has run the kind of gigantic, decades-long randomized trial that would settle that question cleanly - but it does appear to improve several things that matter a great deal for healthy aging. The best evidence points to benefits for balance and fall prevention, with additional evidence for modest improvements in blood pressure, sleep, pain in some conditions, and aspects of cognitive and physical function.[1-6] Once you start talking about fewer falls, steadier blood pressure, better sleep, and better odds of staying mobile, you are no longer in “pleasant hobby” territory. You are in “this could help future you stay upright and independent” territory.

Find the Loop Before You Try to Break It. People often try to change a habit by attacking the behavior head-on, as if sheer disgust will do the trick. It helps on occasion, but not typically. The more reliable move is to identify the cue and the payoff. What happens right before the behavior? What feeling are you chasing or escaping? Stress? Boredom? Loneliness? The desire for a tiny ceremonial “I am off duty now” moment?

Chronic stress is not just an unpleasant feeling. It has been linked to faster biological aging, higher disease burden, and higher mortality risk. In a well-known 2004 study, women caring for chronically ill children who reported higher perceived stress had shorter telomeres on average, roughly equivalent to about a decade of additional cellular aging compared with lower-stress controls. Later evidence has been more cautious: a 2016 systematic review and meta-analysis found that the overall association between perceived stress and telomere length was statistically significant but very small, and likely stronger in the setting of major chronic stressors rather than everyday strain.[1,2] Stress also affects far more than mood. Chronic stress has been linked to dysregulation across cardiovascular, immune, metabolic, and neuroendocrine pathways, and psychological stress is associated with increased cardiovascular risk. That does not mean every stressful week causes lasting harm, but it does mean that long-running stress deserves to be treated as a health issue, not just a personality trait.[3,4]