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Ever since humans got wise to the existence of the electrical current, they’ve been trying to apply that power to their own bodies—from the ancient Roman belief in the healing shock of torpedo fish to ...

Looking to amp up your workout gains? You probably already know that wearable tech, such as smartwatches and heart rate monitors, can help athletes optimize their training and enhance their ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. I’ve tried a lot of ...

If building strength and muscle mass is part of your New Year's Resolution, you may want to add a new routine to your workout. Neuromuscular electrical stimulation (NMES), or electrical muscle ...

Google "improve leg circulation" and you may see sponsored ads for electronic muscle stimulators that claim to boost blood flow to your feet. But is there any evidence they work? Peripheral artery ...