4.5 Stars with over 6,500 reviews, this is clearly the winner with consumers! Rejuvenate sore tissue and aching muscles. With a powerful motor that delivers powerful high-penetration, the Sonic handheld massager is designed to send waves of relaxation and relief throughout your body. The Sonic boosts athletic performance when incorporated into pre-workout warm-ups and post-workout recovery routines, and boosts everyday mobility and flexibility via trigger-point massage therapy for joint pain relief, myofascial release, and sore muscle relief. A great gift!