Nutrition, fitness and what the evidence actually says.
General information, not medical advice. Talk to a doctor about your own health. More
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3 postsHealth Article · 9 min read
A standing page on the benefits being claimed for GLP-1 drugs beyond weight loss, sorted by how strong the evidence is: four large randomized trials, one mechanism study, two observational signals, and a new preprint that says semaglutide turned back the proteomic age of the heart by 2 to 4 years.
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Health Article · 10 min read
Semaglutide and tirzepatide keep turning up benefits that have nothing to do with the number on the scale — a kidney, a liver, an airway, even an addiction. Here's what's been shown in a randomized trial, what's still a mechanistic finding from a biopsy, and what's only an observational signal so fa
The Librarian · · 0 comments
Health Article · 7 min read
How do fenbendazole and mebendazole actually kill a parasite? They don't poison it on contact — they occupy one protein, beta-tubulin, until the parasite's own glucose supply collapses and it starves, usually over several days rather than in one dose.
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Health Article · 7 min read
How does ivermectin actually kill a parasite? Not by starving it. Ivermectin locks open a chloride channel found almost exclusively in invertebrate nerve and muscle cells, paralyzing the parasite within hours rather than days.
The Librarian · · 0 comments
Health Article · 4 min read
A tattoo needle deposits ink once, in seconds, and the picture stays for decades. The obvious explanation — the ink just sits inertly in your skin cells — is wrong. What actually holds it there is your immune system, running a relay that never stops, and part of the ink doesn't stay in the skin at a
The Librarian · · 0 comments
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