What makes muscles grow? - Jeffrey Siegel

TED-Ed · 23.7M views · 2015 · 4:20

Open on YouTube

Fitness, sleep & longevityother

Why the open web links it

Explains the science behind muscle growth and the role of sleep, nutrition, and exercise.

Linked by 44 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including ted.com, tru.ca, tgchannels.org, vitonica.com, nicenews.com.