IRON PRO MASSAGE GUNS!!! A massage gun uses the force of percussive therapy also known as vibration therapy to manipulate your body's soft tissue. They're essentially backed by the same Massage Gun Attachments Proper Usage and Care Guide IRON PRO MASSAGE GUNS!!! A massage gun uses the force of percussive therapy also known as vibration therapy to manipulate your body's soft tissue. They're essentially backed by the same T 1000 Vibration Massager: Cordless Percussion Massage Gun Massage Guns: How to Use Them Safely and Effectively University of Utah Health