"Separation" of the acromioclavicular (AC) joint, where the end of the collarbone meets the shoulder blade, is actually a sprain of the ligaments that connect the two bones. "Separation" is an old medical term that has been applied to the widening of the space between the bones. Since this problem involves ligaments, it really should be called a sprain.
AC separation is typically an injury of young, active people who fall on the shoulder. Most commonly, it occurs when a person lands on the point...
Sometimes back pain is not strictly related to spinal structures. Sometimes back pain comes from other places, specifically internal... Read more »
Try washing your hair, brushing your teeth or getting dressed without the use of one shoulder, it's darn near impossible to do anything... Read more »
As a kid, our family always joked about my shoulders. In elementary school, one of the requirements in physical education was climbing a... Read more »