A massage gun — technically called a percussion massager — is a handheld tool that limbers muscles by providing rapid mini bursts of pressure in concentrated pulses, Gallucci says.

The Theragun Mini is a powerful yet small massage gun that offers quick relief of muscle soreness both pre- and post-workout. At $199, it's a steal.

Want an easy way to help boost hair growth that doesn’t involve a ton of pricey products? Here's a complete, derm-approved guide on how to use a scalp massager.