BEGINNER (not pictured): Stand behind a chair with feet shoulder-width apart, placing hands on chair back for balance.ADVANCED: Stand with feet shoulder-width apart, with or without dumbbells in hands.
Squat down slightly, bending from the knees, keeping abs tight. EXHALE: Lift left leg to side, keeping toe pointed forward.INHALE: Bring foot back to ground. Straighten legs to come out of the squat. Repeat with same leg 10-15 times. Switch sides and repeat. Do 1-2 sets per session.
Don't let knee of squatting leg go past toes. Lean slightly forward. Muscles worked: Quads, Glutes, Outer thigh, Hips