Fix Your Form, Squats and Lunges

Some exercises, if not done properly, can do more harm than good. Physical therapist Erin Probert demonstrates the correct (and incorrect) way to do squats and lunges.

[redDL]

0:07 What happened to all the grass outside the window? Do grasses get scorched regularly in Utah?

[CFC]

Is it bad if your heels lift off the ground when you squat ?

[mathewbarna]

going too deep causes your back to round at the bottom of the squat