There has been so much hype around the use of muscle guns to enhance athletes recovery. I personally use a muscle gun following a workout to combat muscle soreness. While they can be useful, it is important to be aware of how to properly use the gun to avoid injure and even danger.
View this link to learn more about safe use and things to avoid: https://www.iqbody.com/are-muscle-guns-dangerous-hint-yes-find-out-why/