Health
Exercise as Treatment: What Trials Show for Depression and Anxiety
Meta-analyses now put exercise's effect on depression in the same range as antidepressant trials, with real implications for regions like the Gulf.
Apr 14, 2026
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42 stories for“meta-analysis”
Health
Loneliness Raises the Risk of Early Death by About a Quarter, and the World Health Organization Now Counts It as a Cause
A meta-analysis of seventy studies put the increased mortality risk from loneliness at 26 per cent and from living alone at 32 per cent. A WHO commission estimates 871,000 deaths a year. What the numbers mean, and what has been shown to help.
Aug 23, 2026
Health
Muscle Loss on GLP-1s: What the Evidence Really Shows
New body composition data compares lean mass loss on tirzepatide and semaglutide. Here is what is measured, and what remains unclear.
Jun 15, 2026
Health
What Short Sleep Actually Does to Metabolic Health, According to Research
Trials now show insufficient sleep impairs insulin sensitivity directly, independent of weight gain, reshaping how doctors talk about diabetes risk.
Nov 2, 2024
Health
Berberine and the 'Nature's Ozempic' Claim: What Evidence Shows
Berberine lowers cholesterol and blood sugar in small trials, but comparing it to semaglutide misreads both the data and the biology.
Feb 14, 2024
Health
Continuous Glucose Monitors Without Diabetes: Useful Data or Noise?
Over-the-counter glucose monitors reached healthy consumers in 2024, but research suggests their readings may not mean what wearers assume.
Jul 22, 2025
Health
The Same Word Is on Your Serum, Your Collagen Powder and the Vial Someone Is Selling on Telegram
Peptide is a chemical category, not a claim. The two versions most people actually buy are the ones with the least regulation and, oddly, the best safety record. Here is what the trials support and what physics gets in the way of.
Aug 20, 2026
Health
Intermittent Fasting Works About as Well as Eating Less, Because in the Trials That Is What It Turned Out to Be
Three randomised trials put time-restricted eating against ordinary calorie control or against nothing. The eating window on its own did little. Combined with eating less, it did what eating less does. What that means for anyone considering it.
Sep 6, 2026
Health
Creatine: The Most-Studied Supplement and What It Actually Does
Decades of trials back creatine for muscle and strength, and newer research is testing brain benefits, but the hype has outrun some of the data.
Aug 19, 2024
Health
Ten Thousand Steps Was a Marketing Number. The Evidence Says the Benefit Flattens Around Seven Thousand
Two large pooled analyses now agree: the drop in mortality with more walking is steep up to about seven thousand steps a day and shallow after that. What the studies found, what they could not show, and what to do with a phone that counts.
Sep 6, 2026
Health
Cold Showers and Ice Baths: A Dutch Trial Found Fewer Sick Days, a New Review Found Inflammation. Both Are Right
Three thousand Dutch adults who ended their showers cold took fewer sick days. A 2025 review of eleven trials found stress fell twelve hours after a plunge and inflammation rose. What is known, what is marketing, and why the first minute can kill.
Sep 6, 2026
Health
Retatrutide's Third Receptor Is the Hormone That Raises Blood Sugar. Adding It On Purpose Is the Whole Idea
Semaglutide hits one receptor and tirzepatide hits two. The third one retatrutide adds is glucagon, which does the opposite of what a diabetes drug is supposed to do. It is also where the liver results and the safety questions both come from.
Aug 20, 2026
Health
GLP-1 Drugs Are Becoming More Than Weight Loss Medicine
Tirzepatide just earned an approval that has nothing to do with the scale. Here is what SELECT, FLOW and the new sleep apnea data show.
Jan 8, 2025
Health
Yoga Nidra Is Not Sleep, and the Research on It Is Better Than the Research on Most Things Sold Beside It
A guided practice of lying still while systematically moving attention around the body. It has accumulated a real randomised trial literature for sleep, stress and anxiety, and a rebranded version has attracted claims that literature does not support.
Sep 4, 2026
Health
The Immune System Appears to Remember Obesity for Years After the Weight Has Gone
Work in EMBO Reports finds obesity leaves a chemical mark on CD4 T cells that outlasts weight loss. The authors suggest the immune system may need years of sustained maintenance to reset, and say plainly that no long term human study confirms it.
Sep 1, 2026
Health
Two Camps, One Diet: Why the Argument Never Converged
Doctors and followers spent a year disagreeing about nizam al-tayyibat without ever contradicting each other, because they were not answering the same question.
Jul 24, 2026
Health
One in Five Adults in the UAE Has Diabetes. In Saudi Arabia It Is Closer to One in Four
IDF figures put UAE adult prevalence at 20.7 per cent and Saudi Arabia at 23.1 per cent, against a global figure around a tenth. The explanation is not one thing, and one of the contributing factors is barely three generations old.
Jul 16, 2026
Health
Vitamin D Supplements: A Reality Check on Who Actually Benefits
Large trials with more than 30,000 participants found vitamin D pills do little for people who are not deficient, reshaping decades of assumptions.
Jan 20, 2026
Health
Zone 2 Cardio Versus VO2 Max: Sorting the Training Trend From the Evidence
VO2 max strongly predicts longevity, but the evidence that slow, low-intensity Zone 2 training is the best way to raise it is weaker than the trend suggests.
Jan 15, 2025
Health
Six Breaths a Minute Is the Number, and It Is One of the Few Wellness Claims With Trials Behind It
Yogic breathing is unusual among wellness practices in having a measurable, replicated physiological effect. The size of it is modest, the mechanism is well understood, and a few of the more dramatic techniques carry real risk.
Sep 4, 2026
