Fit&Well on MSN6mon
A trainer says these are the four "essential" arm exercises she swears by for building upper-body muscle
Raise the weight back overhead. You'll feel tension in the muscles in the back of your upper arm. Why you should train the ...
BBC1y
Voluntary muscles involved in human movement
Outward arm action in a jumping jack Rotator cuffs A group of stabilising muscles of the shoulder which helps to prevent dislocation and allows the shoulder to rotate the humerus around its own ...