Strengthen lower body. Being able to squat with both feet on the ground comfortably and with strength is a necessity if you ...

It’s a common complaint from runners: You have plenty of energy, but your legs feel heavy and tired ... of a box and left foot on the ground, step up onto the box by driving all your weight ...

Focus on proper form and control. For the barbell back squat, ensure your chest stays up, and your knees track over your toes. For the single-leg step-up, drive through your heel and avoid using ...