When you look in the mirror you might feel good when you see your front and side delts (deltoid muscle), but there is a good chance you’re forgetting something. Yup, your rear delts.
Unfortunately, the rear deltoid muscle is often being neglected God knows why. Alas, imbalance among the three deltoid heads can lead to significant rotator cuff problems in the future. And those big front caps are likely pulling your shoulders forward, which could lead to back problems and bad posture.
If you don’t know how to get started, you should watch these videos with three super powerful and effective exercises.