For decades, ab training meant situps, curling your upper body all the way up off the floor, rounding your lower back. Some people got nice-looking abs doing this—and lots more ended up with back pain.
Here it is! The ultimate guide to the best bodyweight moves. Bookmark this for later so you can create your own workout by mixing and matching these badass moves, and watch your body transform. Maybe want
Simone De La Rue, celebrity trainer and the fitness expert behind Body by Simone, definitely practices what she preaches. She showed off how she sculpts her strong core and flat belly with three plank
Jillian "Motha F*ckn" Michaels does not play when it comes to working out. Whether you are looking to strengthen and tone your back or want a leg workout that will have you sore for days, she's got you
Spice up your leg routine with this intense, three-move leg workout. Nike master trainer Kirsty Godso created this intense workout that will have you feeling sore for days. In her Instagram caption, she