Add Yahoo as a preferred source to see more of our stories on Google. What’s a hex bar? It’s not a piece of gym equipment that has a witch’s curse on it, if that’s what you’re thinking. A hex bar -- ...

Everyone from beginner fitness enthusiasts to weightlifters to athletes can benefit from squats. They’re a functional and effective lower body exercise. There are many different variations of squats.

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. Squats are one of the ...