Electrical muscle stimulation involves sending electrical impulses through the skin. This stimulation may provide benefits, such as helping repair tissue and strengthening the muscles. Share on ...

Which muscle stimulators are best? Muscle stimulators are not magic tools that help promote muscle growth and strength. They’re medical devices buyers use for pain management and rehabilitation. The ...

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 ...

Severe skeletal muscle injury, especially volumetric muscle loss, remains difficult to treat because effective regeneration ...

Ab stimulators, a type of electronic muscle stimulator, are devices that can make your abdominal muscles appear firmer and more toned by electronically stimulating them. However, they won’t help you ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

We may earn commission from links on this page, but we only recommend products we back. Why Trust Us? “Muscle stimulators do exactly what they promise—stimulate muscles,” Lori Diamos, M.S., P.T., ...

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.