1 Department of Orthopedics, Federal University of São Paulo, São Paulo, Brazil 2 Federal University of São Paulo School of Medicine 3 Federal University of São Paulo 4 Department of Physiology, ...

Abduction and adduction are shoulder and hip movements that occur in the body's frontal plane—an imaginary line that divides the body into front and back halves. They're essential for stability and ...

The shoulder muscles are responsible for maintaining the widest range of motion of any joint in your body. This flexibility is also what makes the shoulder prone to instability and injury. Muscles, ...

For fitness-minded folks, muscle testing can sound pretty intriguing. But it turns out that it has little to do with fitness...or even muscles. On a basic level, muscle testing looks at a muscle and ...

Objective Infraspinatus syndrome (IS) results from injury to the suprascapular nerve. For reasons that are poorly understood, volleyball players are at greater risk of developing IS than are athletes ...