THE SQUAT IS, when it comes to the grand hierarchy of strength training, one of the few exercises that deserves rarified, must-do status for just about every type of trainee. The compound movement is ...

One way to ramp up a traditional squat is by adding weight with the help of a squat machine. But with so many different types of squat machines at the gym, it can be hard to know which ones to use — ...

Your glutes (the muscles in your butt) are your body’s largest and most powerful muscle group. You use them for pretty much everything you do, from standing up to walking down the street. By doing ...

If you're curious about starting a resistance training routine and not sure where to begin, start with these ...

This funny-looking move is more than social media fluff. The leg day staple can save your spine.

Doing squats can be a great way to strengthen your leg muscles and build your glutes. But this common exercise move is often known to cause knee pain for a lot of people. Sometimes, knee pain from ...

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?

What is a Smith machine? The Smith machine is a piece of fitness equipment commonly found in gyms that features a barbell fixed to a squat rack, limiting movement to one single plane. “Because the bar ...