Place your right foot on the step, then bring your left foot up to meet it. Step back down, leading with your right foot.

Start in a plank position with your hands flat on the step, slightly wider than shoulder-width apart, core engaged. If you ...

Danny Saltos is a NASM-certified personal trainer and health coach, specializing in strength training and cardio. With 18 years of experience, Saltos has been training clients since 2006, both in ...

The key is knowing how to do a plank, however. As good as the exercise is, you have to do it exactly right to reap the benefits. As one of the best core exercises to do at home, the plank can also ...