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.

More than half of Americans take a dietary supplement, but the truth is, most people don't need them. There are, however, a handful of supplements that can be helpful in some situations!

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This week, in a special episode of Healthcare Triage, Aaron and John Green answer your questions! Learn answers to burning questions about handwashing, life expectancy, and stuff.

Bulgarian split squats are a top choice for building strong, shapely glutes, but doing them with proper form is essential to get the best results. When done right, Bulgarian split squats not only sculpt your booty but also improve your...

Ready to upgrade your leg day? These 3 killer moves will torch your quads, sculpt your glutes, and test your mental focus. No machines, just pure muscle-building intensity you can do anywhere with a set of weights.

Howcast - Learn how to get ripped from expert Skip La Cour with this Howcast bodybuilding video.

Howcast - Learn how to build muscle mass from expert Skip La Cour with this Howcast bodybuilding video.

Howcast - Learn nine weight training tips from personal trainer Erin Sharoni in this Howcast workout video.

Howcast - Learn how to create a workout schedule from personal trainer Mindi Smith in this Howcast sexy legs workout video.

Howcast - Shed body fat by incorporating exercise, weight training, and a well-balanced diet into your daily lifestyle.

In this video, Jonathan from the Institute of Human Anatomy explores the ins and outs of fat loss. He breaks down what fat loss really means how it works, and tackles a burning question we all have when trying to shed those extra pounds:...

2022 GCSE PE AQA- Paper 1 Live! Revision

Gyms have been an important place for physical health and well-being since Ancient Greece. Explore the gyms of civilizations past and learn about the different ways gyms are used today. Learn about common exercises and equipment found in...

This video looks at what you need to do to complete the evaluation section of he coursework in the AQA GCSE PE course. Lots of you are probably working on this at the moment so check out the video and see how you can get your coursework...

This week, in a special episode of Healthcare Triage, Aaron and John Green answer your questions! Learn answers to burning questions about handwashing, life expectancy, and stuff.

In this video we look at the 11 command words that AQA used in 2019 GCSE PE Paper 1. You may be the greatest at revision but find that you don't get the marks you think you deserve.

A strong 10-year-old girl is weightlifting more than adults twice her age at her CrossFit gym - where she trains up to nine hours a day. Brooklyn Sittner, from Billings, Montana, started weight training at six-years-old after falling in...

This video provides beginners with the basics of getting started in the gym. It covers topics such as showing up, utilizing the induction process, warming up, using machine weights, working major muscle groups, progressing gradually,...

This video discusses the history and benefits of weight training, emphasizing the importance of finding the right routine based on your fitness level and goals. It provides safety precautions and emphasizes the importance of proper...

In this video, we demonstrate two basic weight training exercises: the dumbbell bench press and the leg press. The dumbbell bench press targets the chest muscles, shoulders, and triceps, while the leg press focuses on the...