What makes muscles grow? - Jeffrey Siegel
4:20
YouTubeTED-Ed
What makes muscles grow? - Jeffrey Siegel
View full lesson: https://ed.ted.com/lessons/what-makes-muscles-grow-jeffrey-siegel We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Your muscles also need your constant attention, because the way you treat them on a daily basis determines whether they will wither or grow. Jeffrey Siegel ...
已浏览 2306.4万 次2015年11月3日
短视频
How I Built Muscle FAST (5 Science-Based Tips)
9:13
已浏览 129万 次
How I Built Muscle FAST (5 Science-Based Tips)
Jeremy Ethier
Muscles, Part 1 - Muscle Cells: Crash Course Anatomy & Physiology #21
10:24
已浏览 778.3万 次
Muscles, Part 1 - Muscle Cells: Crash Course Anatomy & Physiology #21
CrashCourse
Muscle Worship
Big Bodybuilder Duo Muscle Worship
0:44
Big Bodybuilder Duo Muscle Worship
xHamstermusclestoworship
已浏览 8.1万 次2023年6月11日
Muscle Worship
29:49
Muscle Worship
xHamsterUser deleted
已浏览 34.8万 次2020年12月28日
Muscle Worship
41:41
Muscle Worship
xHamsterWithFetishes15
已浏览 22.9万 次2020年8月25日
热门视频
How To Build Muscle (Explained In 5 Levels)
21:55
How To Build Muscle (Explained In 5 Levels)
YouTubeJeff Nippard
已浏览 880.4万 次2021年7月22日
Sliding Filament Theory Of Muscle Contraction Explained
2:23
Sliding Filament Theory Of Muscle Contraction Explained
YouTubeTeach PE
已浏览 133.7万 次2019年10月14日
Neuromuscular Junction, Animation
4:49
Neuromuscular Junction, Animation
YouTubeAlila Medical Media
已浏览 96.7万 次2020年3月17日
Bodybuilding Motivation
I WILL WIN - 30 MINS OF NON STOP BODYBUILDING MOTIVATION 2023
37:02
I WILL WIN - 30 MINS OF NON STOP BODYBUILDING MOTIVATION 2023
YouTubeManiac Exclusive
已浏览 37.9万 次2023年12月23日
ONE HOUR NONSTOP BODYBUILDING MOTIVATION EP 4
1:31:10
ONE HOUR NONSTOP BODYBUILDING MOTIVATION EP 4
YouTubeIRON WARRIOR
已浏览 55.8万 次2024年6月24日
IT FEELS LIKE HELL - BODYBUILDING MOTIVATION 2024
8:06
IT FEELS LIKE HELL - BODYBUILDING MOTIVATION 2024
YouTubeManiac Motivation
已浏览 13.9万 次2024年3月23日