Living Well News

August 23, 2026

Top Headlines

This Common Vitamin Was Linked to 13% Better Cognitive Scores

Aug. 23, 2026 Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none. The preliminary findings suggest vitamin D could be worth studying ...

Peppermint Oil Lowers Blood Pressure in Just 20 Days

Aug. 22, 2026 Peppermint oil may have an unexpected benefit for people with mildly high blood pressure. Adults who took a small dose twice daily for 20 days saw their systolic blood pressure fall by an average of 8.5 mmHg, while a placebo group showed little ...

Exercise May Work Better for Keeping Weight Off Than Losing It

Aug. 22, 2026 Exercise may not be a powerful weight-loss tool on its own, but it appears to play a much bigger role in preventing lost weight from returning. By preserving muscle, supporting metabolism, improving fat burning, and regulating appetite and blood ...

Multilingual People May Have Brains Up to 13 Years Younger

Aug. 22, 2026 People who speak several languages may have brains that age more slowly, with four-language speakers showing brains that appeared about 13 years younger than those of monolinguals. Starting earlier and becoming highly fluent were also linked to a ...

This Gut Microbe May Help Keep You Strong as You Age

Aug. 21, 2026 Scientists have linked a specific gut bacterium, Roseburia inulinivorans, to stronger muscles in both humans and mice. Older adults who carried it had 29% greater handgrip strength, while treated mice gained about 30% more grip strength and ...

3 Minutes of Sprinting Does Something 90 Minutes of Exercise Does Not

Aug. 21, 2026 A few minutes of sprinting may reshape the bloodstream far more dramatically than a much longer moderate workout. Six 30-second sprints altered nearly a quarter of the blood proteins measured and more than 200 metabolites, while 90 minutes of ...

A Simple At-home Test Could Cut Colorectal Cancer Death Risk by 43%

Aug. 21, 2026 People who participated in colorectal cancer screening had a 43% lower risk of dying from the disease, according to long-term data from more than 376,000 people in Sweden. The findings suggest that completing a simple at-home screening test could ...

Scientists Discover How Gut Bacteria “Train” the Intestine to Fight Inflammation

Aug. 20, 2026 A compound made when gut bacteria break down dietary fiber may do more than briefly calm inflammation—it could leave a lasting protective “memory” in the gut. Northwestern Medicine researchers ...

Knee Osteoarthritis Isn’t Inevitable — Here’s What You Can Do

Aug. 20, 2026 Knee osteoarthritis can seriously affect mobility and quality of life, but its progression isn’t completely out of your control. Exercise, stronger leg muscles, a healthier diet, and even modest weight loss can dramatically reduce stress on the ...

Coffee Drinkers Have Less Fat, More Muscle, and Surprising Hormone Differences

Aug. 19, 2026 Coffee drinkers may be getting more than an energy boost. A Finnish study found that people who drank more coffee tended to have less total and abdominal fat, more muscle, and healthier metabolic ...

Kratom Poison Center Cases Have Surged 6,500% in the U.S.

Aug. 18, 2026 Kratom use and serious health problems linked to it have risen dramatically across the United States over the past decade. Poison center reports jumped from just 19 cases in 2010 to more than 1,200 in 2023, while severe outcomes—including ...

This 10-cent Heart Drug Cuts Hospitalizations by 25%

Aug. 16, 2026 A centuries-old heart drug costing less than ten cents a day could help keep heart-failure patients out of the hospital. New research suggests low-dose digoxin can reduce heart-failure hospitalizations by about 25%, potentially paving the way for ...

Latest Headlines

updated 1:32am EDT

This Shark Can Live 400 Years. Its Eyes Barely Seem to Age

Aug. 22, 2026 Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active proteins specially adapted for ...

A Therapy That “rewrites” Childhood Memories Can Ease Fear of Failure

Aug. 18, 2026 Childhood criticism can leave people carrying a fear of failure long into adulthood, but new research suggests those emotional patterns may be surprisingly flexible. Young adults who revisited ...

A Little Movement in Midlife Could Pay Off for Your Brain Years Later

Aug. 16, 2026 Exercise and healthy blood sugar levels in midlife may help slow cognitive decline decades later. Physical activity appeared especially beneficial for Mexican American adults, suggesting that some ...

The Common Mistake That Could Make Aging Joints Hurt More

Aug. 16, 2026 Aging gradually wears down the cartilage and fluid that protect our joints, but avoiding movement may actually make matters worse. Exercise helps nourish cartilage, strengthens the muscles that ...

Scientists Reveal Why Walking Gets So Much Harder With Age

Aug. 16, 2026 As we age, the body appears to sacrifice walking efficiency in exchange for stability. Older adults stiffen the ankle more with each step, which may help prevent falls but also forces the muscles to ...

COVID-19 Awakens Dormant Viruses — and One Is Linked to Long COVID

Aug. 15, 2026 COVID-19 can reactivate dormant viruses hiding in the body, including Epstein-Barr, cytomegalovirus, and several herpes viruses. One poorly understood viral family was strongly associated with long ...

When Gut Microbes Run Low on Fiber, They May Start Eating You

Aug. 15, 2026 Gut microbes need something to eat, and when fiber is limited, they may begin consuming proteins from the mucus lining that protects the gut. Researchers found that fiber can suppress this process, ...

Scientists Solve the Mystery of a Brain “switch” That Can Trigger Weight Loss in Opposite Ways

Aug. 15, 2026 Scientists have uncovered why two seemingly opposite ways of targeting the same brain receptor can both promote weight loss. In mice, activating the ...

Taking the Stairs Could Protect Your Heart and Help You Live Longer

Aug. 14, 2026 Simply choosing the stairs could have surprisingly big benefits for your heart and longevity. A large analysis involving more than 480,000 people found that regular stair climbers were 39% less ...

Women Taking Estrogen Had Fewer Signs of Alzheimer’s in Their Brains

Aug. 14, 2026 Women who used estrogen-only hormone therapy later in life were less likely to develop dementia and showed fewer signs of Alzheimer’s disease in their brains, according to a large study of more ...

THC Medication Made PTSD Nightmares Disappear for More Than a Third of Patients

Aug. 5, 2026 A prescription form of THC helped many people with PTSD escape recurring trauma-related nightmares, with more than one-third reporting that the nightmares disappeared completely after ten weeks. The ...

This Common Vitamin Deficiency Becomes Far More Dangerous When Paired With Belly Fat

Aug. 13, 2026 A large study of more than 5,500 adults over 50 found a striking combination of risk factors: abdominal obesity paired with vitamin D deficiency was linked to a 123% higher risk of death over six ...

Eating Less Protein Could Slow Aging, Major Review Finds

Aug. 2, 2026 A sweeping review of more than 350 studies suggests that the protein boom may be overselling what many people actually need. Eating less protein appears to improve metabolism, reduce inflammation and ...

A Common Sugar May Help Cancer Cells Break Free and Spread

Aug. 4, 2026 Chemotherapy-surviving ovarian cancer cells may release fructose to help neighboring tumor cells loosen, escape, and spread. The discovery suggests that sugary diets and cholesterol-lowering drugs ...

Experts Say Blood Pressure Guidelines Are Missing Half the Equation

July 31, 2026 A new report suggests that blood pressure may be controlled more effectively by increasing potassium while also cutting sodium. Potassium-rich foods can help balance sodium’s effects, but most ...

Scientists Find a Simple Routine Linked to Less Pain and Depression

July 30, 2026 Keeping a regular daily schedule may help reduce pain and depression, especially among older adults with insomnia. Researchers found that consistent times for waking, eating, socializing, and ...

Daily Multivitamin May Help Older Adults Stay Independent

July 29, 2026 Taking a daily multivitamin may help older adults preserve the strength and stamina needed for everyday activities. After three years, users reported better functional health than those taking a ...

Scientists Reveal What Sparkling Water Really Does to Your Teeth

July 27, 2026 Unsweetened sparkling water may offer a tooth-friendlier alternative to sugary soda, according to a small preliminary study tracking how different drinks change mouth acidity. Soda caused the ...

Eating Within 8 Hours May Help Keep the Aging Brain Sharp

July 27, 2026 Eating within a shorter daily window may help protect certain thinking skills as people age. In a small six-month trial, older women who limited eating to about 8 to 9 hours a day performed better on ...

Your AI Calorie-Tracking App May Be Off by 345 Calories

July 26, 2026 Popular AI-powered food apps may make calorie counting easier, but they may also leave out a surprisingly large part of the meal. Four apps underestimated calories and fat by about one-third when ...

Scientists Discover a Compound That Could Supercharge Aging Muscle Repair

July 24, 2026 A sulfur-based compound called LASSS appears to protect and supercharge a key protein involved in repairing damaged muscle. The discovery could eventually lead to new ways to slow muscle loss and ...

Scientists Discover a Hidden Brain Shift That Begins Around Age 50

Aug. 6, 2026 Beginning around age 50, the brain’s memory center appears to lose many of its longtime immune cells and replace them with more inflammatory ones. This surprising shift may help explain how normal ...

A Single Dose Reversed Autism-Like Symptoms in Adult Mice Within Hours

July 25, 2026 Even mild inflammation during pregnancy led mouse offspring to develop persistent brain overactivity, sensory sensitivity, repetitive behaviors, and increased seizure risk. Remarkably, one dose of ...

Ozempic and Mounjaro Linked to a Surprising Hair Loss Risk

July 23, 2026 A large study suggests that GLP-1 drugs including Ozempic and Mounjaro may slightly increase the risk of hair loss in people with type 2 diabetes. Compared with two other common classes of diabetes ...

Superagers Keep Youthful Memories but Their DNA Does Not Explain Why

July 25, 2026 Scientists expected SuperAgers might simply inherit fewer Alzheimer’s-related risks, but their genes looked much like those of typical older adults. Their extraordinary memories may instead come ...

Exercise May Not Help Hip Arthritis as Much as Patients Expect

July 27, 2026 A major review found that exercise produces only small average improvements in hip osteoarthritis pain and physical function. It may still help some people, but researchers warn that current evidence ...

Frequent Cannabis Users Wake Up With Their “stress Hormone” Already Elevated

Aug. 9, 2026 Frequent cannabis users may wake up with unusually high levels of the stress hormone cortisol, suggesting their daily stress rhythms could be disrupted. Researchers say the finding raises questions ...

Coffee May Protect Your Heart but Energy Drinks Could Harm It

July 21, 2026 For most adults, a daily caffeine habit may be safer for the heart than many people assume. A new American Heart Association review found that up to 400 milligrams of caffeine a day, roughly three to ...

Watching Too Much TV in Midlife May Shrink the Brain

July 21, 2026 Watching television very often in midlife may be linked to troubling brain changes decades later. In a study of about 1,700 adults, frequent TV viewers later showed smaller brain regions involved in ...

Alzheimer’s Breakthrough: Scientists Restore Two Hours of Sleep Without Clearing Brain Plaques

July 20, 2026 Researchers have uncovered a surprising culprit behind sleep loss in Alzheimer’s disease: the brain’s own immune cells. In mice with amyloid plaques, overactive microglia triggered inflammation ...