Meet VIVY: a wearable device that helps you deal with pain, joint issues, and muscle tension. It uses deep tissue heating and diathermy to get the job done. To get started, wrap it around your body and start the session. VIVY not only helps you deal with injuries, it can also prepare you for tough workout sessions.
VIVY has a smartphone app. It can work on knees and back. You can find out more about this project on Indiegogo.