After a tough gym sesh, your muscles are likely pretty sore—that means they're growing right? Find out about what's actually happening in your body when your muscles are sore on this new episode of SciShow! Let's go! Hosted by: Hank Green.

People like to say all kinds of things about protein – like, you need to eat lots of it to build muscle and lose weight. The truth is, the science of protein and how your body uses it is much more complicated than that. Hosted by: Hank...

People like to say all kinds of things about protein – like, you need to eat lots of it to build muscle and lose weight. The truth is, the science of protein and how your body uses it is much more complicated than that.

Get ready to fire up your legs and grow your glutes with these 4 powerful exercises. Add this dumbbell routine to your workout routine and see results fast.

9/11/2001… Ground Zero… The Pentagon… Washington DC…What started out as one of the best days of Sarah Rudder’s life, earning a promotion from the Marine Corps, soon took a tragic turn when the ground shook from the...

How Strength Training Improves Heart Health

Ernestine “Ernie” Shepherd proves age truly is just a number. At age 80 she is a personal trainer, a professional model, a competitive bodybuilder and happier and more fulfilled than she’s ever been in her life.



In...

Today we're teaching you about 50 sports and activities signs including a few sentences that you can practice using these signs with. Most sports signs are iconic, meaning the signs look like your acting out the action of that word. If...

A SEVERE skin condition hasn’t stopped one man from becoming a bodybuilder and motivational speaker, despite doctors initially saying he wouldn’t live past the age of five. Dean Clifford, now 38, has become the oldest living survivor in...

QUEENSLAND, AUSTRALIA, DECEMBER 2017: A SEVERE skin condition hasn't stopped one man from becoming a bodybuilder and motivational speaker, despite doctors initially saying he wouldn't live past the age of five. Dean Clifford, now 38, has...

This video shows what life can be like for a slave woman, it shows a Celt who had been captured in England and taken to Rome to serve as a slave

A Roman legionary describes a Roman bathhouse and the various rooms and facilities available such as the palaestra or gym and the caldarium and frigidarium.

This is a documentary about China's sports schools and the rigorous training young athletes undergo in hopes of achieving Olympic success. It highlights the dedication and hard work of these athletes as they strive to be selected for...