Longevity and health claims, checked against the actual studies
Peer-reviewed studies, unbiased analysis
Living better, backed by the research.
We turn the peer-reviewed science of longevity, performance, and everyday health into something you can actually use, and we link every claim to the study behind it, so you can check the numbers yourself.
Every study verified on PubMed
Plain English, not clinical
Independent, no industry ties
Latest articles
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Hearing Loss Dementia Link: What the Big Trial Found
The hearing loss dementia link got its first proper trial: 977 adults, three years, hearing aids. Here is what it found, and what the headline number missed.
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Sleep Apnea Signs: What Most People Miss for Years
The sleep apnea signs that matter most are the ones a partner sees: loud snoring, breathing pauses and gasping. Roughly 8 in 10 serious cases go undiagnosed.
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Melatonin Dosage: Why Timing Beats Taking More
The best melatonin dosage is smaller than the bottle suggests: benefit flattens near 4 mg, and taking it 2 to 3 hours before bed matters more than milligrams.
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Cold Plunge After Workout: Does It Kill Your Gains?
A cold plunge after workout sessions may blunt muscle growth, but only slightly and only right after lifting. Here is the evidence, and the timing fix.
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Do Exogenous Ketones Work? What the Trials Show
Exogenous ketones promise endurance and focus without the diet. Pooled trials show no speed gain, common gut symptoms, and a retail price near $1 per gram.
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Akkermansia Muciniphila Supplement: What Two Trials Show
An akkermansia muciniphila supplement rests on two small trials. The heat-killed form cut weight regain after a diet. The live form on US shelves did not.
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How Much Protein Per Day? 1.2 to 1.6 g per kg
How much protein per day? Pooled trials put the muscle-building ceiling near 1.6 grams per kilo, about 110 grams at 70 kg. More is not harmful, just wasted.
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Are Seed Oils Bad for You? What 33 Years of Data Say
Are seed oils bad for you? Across 221,054 adults followed for 33 years, more plant oil tracked with lower death rates, and more butter with higher ones.
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Creatine Dosing: How Much, When, and Kidney Safety
Creatine dosing made simple: 3 to 5 grams a day of monohydrate, loading optional, timing irrelevant, and why a higher creatinine reading is not kidney damage.
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Fisetin Senolytic: Strong in Mice, Unproven in Humans
The fisetin senolytic case rests on mice. The biggest human trial found no benefit at 12 months, and the two Mayo trials still have not posted results.
