The rotator cuff muscles have a direction specific recruitment pattern during shoulder flexion and extension exercises

Wattanaprakornkul, Duangjai; Cathers, Ian; Halaki, Mark; Ginn, Karen A.

doi:10.1016/j.jsams.2011.01.001

The rotator cuff muscles have a direction specific recruitment pattern during shoulder flexion and extension exercises

A recent study has shown that posterior rotator cuff (RC) muscles are recruited at significantly higher levels than the anterior RC during shoulder flexion. It was proposed that the mechanism whereby the posterior RC muscles were providing shoulder stability during flexion was to counterbalance p…