Using a massage gun on or around your eyes risks major tearing and bruising to the retina - the light-sensitive tissue at the back of the eye - which could potentially lead to vision loss, according to UK doctors. They report the case of a young man who used a percussive massage gun around and on both his eyes for several minutes at a time, every week for three months, to relieve tiredness. He started seeing floaters (small dark specks in the field of vision) and flashing lights, so he visited t