The infraspinatus is one of four muscles that make up the rotator cuff, which helps your arm and shoulder move and stay stable. Your infraspinatus is in the back of your shoulder. It attaches the top ...

Muscle knots, or myofascial trigger points, are small, bump-like areas of muscle that can be painful. Treatment often includes home remedies, like applying warm or cold pads. But, professional ...

The trapezius is a large band of muscles across the back, shoulders, and neck. Trigger points are raised spots along a band of muscle. They can be caused by exercise, inactivity, or poor posture, like ...

Your infraspinatus is one of the four muscles that make up your rotator cuff. It plays a part in the movement and stability of your shoulder joint. You put your shoulder muscles to the test in many ...

If you’ve got a lump on top of your shoulder muscle, you have a good chance of it being a trapezius knot. This type of lump in the trapezius muscle — called a myofascial trigger point — is among the ...