#precision_longevity
Astronaut Training Lessons for Muscle and Bone After 40
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NASA studies of crews in their mid-to-late 40s show what happens to muscle and bone without load, and which training choices protected them most. Four takeaways for the rest of us. Read more…
High-Protein Swaps for Every Meal to Keep Muscle at 40+
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A common starting point is roughly 25-30 grams of protein at each meal, plus lifting. Here are simple swaps for breakfast, lunch, snacks and dinner, with the numbers and the research limits. Read more…
Oral Health and Heart Health: What the Link Really Means
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Gum disease and heart disease travel together, but the research stops short of cause and effect. Here’s what’s solid, what’s open, and a simple routine. Read more…
BPC-157, the ‘Wolverine’ Peptide: Documented Use Is Rising, but Human Safety Data Is Thin
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Newly confirmed BPC-157 users per quarter rose 33-fold from 2020 to 2026 in one U.S. network’s clinical notes, according to a preprint that has not been peer reviewed. A 2025 review found only three very small human pilot studies. Here’s what the sources show, and what they can’t. Read more…
Losing Muscle Matters More Than Extra Weight for Cancer Survival, Huge Study Finds
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A nationwide study of over 635,000 cancer patients found low muscle mass raised mortality risk far more consistently than body weight did. Read more…
Strength Training Plus Whey or HMB in Older Adults With Sarcopenia: What a New Meta-Analysis Found
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A meta-analysis of seven trials found strength training plus supplementation improved muscle and function in older adults with sarcopenia, with whey protein outperforming HMB on grip strength. Read more…
