One of the compounds of cannabis is Cannabidiol or CBD. There are a number of medicinal uses for CBD oil (see below). People are more open to the medical benefits of CBD, especially now that it can be separated from the THC, known for its psychoactive effects. In order to separate CBD from the THC (tetrahydrocannabinol) and other parts of the plant, it has to be extracted. The result is CBD hemp oil.
"Far Infrared Potential Benefits and the Scientific Basis of Far Infrared Ray Therapy":
Japanese and Chinese researchers and clinicians have completed extensive research on far infrared heat therapy and report many amazing discoveries. In Japan, there is an 'Infrared society' composed of medical doctors and physical therapists dedicated to further Far Infrared heat research. Their findings support the outstanding health benefits of Far Infrared thermal therapy as a natural method of healing.