Longevity & Anti-Aging
Longevity and anti-aging claims checked against human studies: supplements, drugs, biological age tests and habits said to slow aging. Each article says what the trials found, how strong the evidence is and where it stops.
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The GLP-1 pill takes about 11% off body weight in 72 weeks, less than the shots do. Then the class failed its biggest Alzheimer’s trial. What the evidence says.
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A full body MRI scan finds a cancer in about 1.6 of every 100 healthy people, and a harmless spot in most of the rest. Here is what $2,500 really buys you.
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An Alzheimer’s blood test can confirm amyloid from one draw. All four FDA-cleared tests are for people with symptoms, and 1 in 5 results answers nothing.
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How strong is the shingles vaccine dementia link? A birthday cutoff in Wales made the best test yet. Here is what it shows, and what it still cannot prove.
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Weekend warrior exercise is linked to the same lower risk of dying as spreading workouts across the week. What 21 studies say about training on two days.
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The first randomized trial of exercise and cancer survival: 80.3% of colon cancer patients stayed cancer-free at five years, against 73.9% given booklets.
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GLP-1 microdosing promises longevity and lower inflammation. No completed trial has tested it, and every dose curve in the real trials runs the other way.
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The FDA peptides 2026 vote changed no law: no peptide is on the compounding list, FDA’s reviewers proposed keeping them off, and the vote is not binding.
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A VITAL sub-study found vitamin D slowed telomere loss by 140 base pairs in 4 years. The honest read on vitamin D telomeres, and why the marketing overshoots.
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A C15:0 supplement rests on one small trial: 30 young adults, 12 weeks, no weight change. Here is what the fatty15 evidence shows and what food gives you.
