Plus, common mistakes to avoid.

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Ton your legs, abs, back and glutes with this super-effective workout move. A barbell squat is exactly what it sounds like—a squat done with weight in the form of a barbell that rests on the traps and ...

Squatting is a common exercise that many likely learned in gym class. However, do you know the proper form for a squat and what muscles it works? Ensuring you're doing a squat correctly is essential ...

Once again, 30-day fitness challenges are all the rage on social media. Whether it's a family workout challenge, a flat-abs-in-30-days challenge, or a popular 10-minutes-of-yoga-a-day-for-30-days ...

Level up leg day with the Jefferson split squat, also known as the 'barbell-between-legs split squat' (it doesn't quite have the same ring to it, does it?). A slight variation on the Jefferson squat – ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Ready for leg day?