The most prevalent cause is rotator cuff tendinitis. This is a condition characterized by swollen tendons. Another common cause of shoulder pain is impingement syndrome where the rotator cuff gets caught between the acromium (part of the scapula that covers the ball) and humeral head (the ball portion of the humerus).Why does my shoulder ache all the time?
The two main causes of shoulder pain include: Injury to muscles and/or tendons from prolonged overuse — for example, performing a repetitive activity like painting for too long. Muscles and/or tendons pinched between bones or ligaments, also known as impingement.When should I worry about chest pain?
Here are just a few of the reasons to seek immediate medical care when experiencing chest pain: Your chest feels tight or that you are being crushed. Pain is traveling to your shoulders, arm, neck, throat, or lower jaw. You are also experiencing weakness or shortness of breath. The pain is getting progressively worse over 15 minutes.