Sitting on the edge of a bench/chair, place your heels on a support in front of you with your knees bent.

Lift your bum by pushing through your arms and lower it down as low as possible in front of the bench. Use your legs for extra support.

Repeat as prescribed.

Will help:

Triceps muscle injuries

Pectoral muscles injuries

Rotator cuff injuries

shoulder post-op rehab

Scapular stability