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. To start with, I used ...

You may love training arms, but we all know leg day is essential for building a stable physique to help us conquer everyday activities (plus, no one wants chicken legs). Our lower body houses some of ...

If you’re a runner, chances are you’re pleased to be out of the weights room and exercising in the great outdoors. Still, every runner needs to do strength training – it helps to boost performance and ...

It shifts the emphasis from your posterior to anterior muscles ...

When you think of lower-body strength and booty gains, squats are likely top of mind. They deserve that spot because they work your quads, hamstrings, glutes, hip flexors, calves, back, and core ...

When you think of lower-body strength and booty gains, squats are likely top of mind. They deserve that spot because they work your quads, hamstrings, glutes, hip flexors, calves, back, and core ...

When it comes to the weight room, runners have plenty of exercises to choose from, including the classic squat. But with so many variations, is one type of squat better than another for runners? More ...