Skill level
Muscle Endurance
Body Parts
Glutes, Hamstrings, Lower Back

Step-by-step instructions

1. Attach a band to a sturdy object and loop the other end around the back of your knee. Stand back from the anchor point so you feel tension on the band, and allow it to pull your knee into a bent position with your heel raised, toes still on the floor. Extend your knee and plant your heel on the floor.