Standing with a (un)loaded barbell in front of your shoulders.

Squat down while keeping your back straight, your heels on the floor and your knees above your ankle.

Stand up keeping most of your weight through your heels.

Make sure that your knees do not pass in front of your toes as you go up or sit back down.

Repeat as prescribed.

Will help:

Low back pain

Gluteal tendinopathy

Hamstrings tendon/muscle injury

Quadriceps injury

Anterior hip pain

Lower limb post-op

Ski PreHab