All runners can benefit from single-leg exercises (also called unilateral exercises) - they are great for highlighting any muscle imbalances and improving your balance and core stability. Why? By ...

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. Stop snickering—butt ...

Build stronger, more sculpted glutes without leaving your house. Here are 10 effective at-home exercises that require zero equipment. Perfect for any fitness level ...

Pop quiz! What’s the biggest muscle in your body? That’s right, it’s the gluteus maximus, one of the three glute muscles in your butt. It’s not just there to look pretty—it’s a workhorse that it pays ...

Sure, donkey kicks are aptly named since they mimic the animal’s movement—but they also build a great, well, you get the picture. 'When performed correctly, this exercise does an excellent job of ...

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 ...