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What Happens If SHOULDER IMPINGEMENT Is Left Untreated? #Shorts
What Happens If SHOULDER IMPINGEMENT Is Left Untreated? Shoulder Impingement Syndrome occurs when the top outer edge of your shoulder blade, called the acromion, pinches your rotator cuff beneath it against your shoulder (humerus), causing pain and irritation. The rubbing leads to more swelling and further narrowing of the space, which results in pain and irritation.