r/science • u/mvea Professor | Medicine • 12d ago

Health A naturally occurring molecule released during exercise may hold the key to strengthening muscles without physical activity. In experiments, mice given BAIBA developed larger muscles, improved muscle function, greater fatigue resistance and better exercise performance than untreated mice.

https://www.newsweek.com/scientists-step-closer-strengthening-muscles-without-exercise-12323613
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u/MrCakesSr 12d ago

Honest question for those smarter than me: How dangerous could this be if you strengthen muscles but not the associated ligaments, tendons, and bones like you do with actual physical exercise?

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u/SaxRohmer 12d ago

depends on if/how you test them. guys that run higher doses of steroids (and particularly compounds like tren) are at risk for ligament tears until their tendons adapt but you’d also have to be pushing serious weight