Percussion massage guns is MuscleRelax Pro Percussive Massage Therapy using a massage gun (aka a percussion massager) for neck & shoulder pain uses fast, soft pulses over a short amount of time to get deep down into the muscle fibers. The continuous taps help muscles relax and heal. A massage gun works great to help relieve shoulder and neck pain. https://www.thegadgetsportal.com/musclerelax-pro-review/ #PercussiveMassageTherapy #muscleactivation #sportstherapy #percussivemassager #sportstherapy #painrelief #fitness #backpain #healthandfitness