Squat for Size

Photography by Kevin Horton The squat is one of the most revered choices in the exercise catalog because of its uncanny ability to pack muscle onto your wheels. In theory, it’s as primal as using a bone for a toothbrush — you drape a bar loaded with weight on your back, crouch down and explode up. Easier said than done. Executing the squat properly is anything but basic, so here, FLEX provides a step-by-step guide, plus tips. Get ready to fill out your pant legs!  10 STEPS TO A