It can assist the body in healing itself if used properly with the correct wavelengths, but it's not magic. Nasa uses it to help keep muscle on astronauts, so it should have some application.

Yes! I’ll share some resources when I get home. Specific wavelengths of red and infrared light can penetrate the skin and accelerate recovery with respect to dosage and area targeted.

To consult on this project for example, we spoke to one of our our school’s athletic trainers who showed us a light therapy device the school already owns.