This one-dumbbell move puts your shoulders to work while challenging your back, arms and core ...

Strong triceps support everyday movements like pushing up from a chair and can improve arm definition. Five at-home exercises include bench dips, one-arm overhead extensions, kickbacks, skullcrushers, ...

Nancy Cole demonstrates performing a one-arm overhead extension while standing on a BOSU, a half-moon shaped balance trainer. Nancy Cole demonstrates performing a one-arm overhead extension while ...

This pose stretches the muscles in your chest and underarm, which may be tight after breast cancer surgery. It also helps you to regain range of motion in those areas. The exercise is part of the Pink ...