BTW, Sunlight works Great Too!!!

Infrared Light for Pain, Inflammation, and Accelerated Healing

Read more:

https://www.theepochtimes.com/health/infrared-light-for-pain-inflammation-and-accelerated-healing-5365170?utm_source=ref_share&src_src=ref_share&utm_campaign=in-cc&src_cmp=in-cc