Lifting that involves pushing is often overemphasized in people’s training routine, especially when compared to pulling lifts. This can lead to extremely tight pectoralis muscles. That is why stretching to maintain muscle length of the pectoralis major and minor is vital.
A problem with how some stretch the pec is that a lot of stress is placed on the anterior ligaments and capsule particularly with a doorway pec stretch. The variation shown here is great because the floor blocks the humerus and prevents that excessive stress.
Play around with the angle of your arm to find different areas of restriction. The higher your shoulder elevates, the more the sternal fibers will be targeted. The lower it goes, the more the clavicular fibers will be targeted.
Perform this stretch for 2 Sets of 30-45 seconds.