A muscle stimulator is a handheld or larger machine with connected electrodes. Larger machines usually only exist in therapy clinics or doctor’s offices, while handheld devices are used at home.

Pro athletes endorse electric muscle stimulation machines for recovery and diehard gym rats swear by them for building muscle. But is a pricey electric muscle stimulator helpful to runners? Before you ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." “Muscle stimulators are worth the investment if you’re looking to take your workouts to the next level, ...