Effect of principle.

Am needing in understanding a how infra read light affecting is on the human, a which mechanism of his effecting?
As on begin a devise as energy source put before a needing body part, as of affecting rays are rising temperatures of radiating skin covers on two or one degrees, as such therm affect leading to blood circulation activation as giving analgesic effect, as and warming energy rising is metabolism in tissues as dehydration for inflammatory nidus and removing products for the cells splitting and in result activating regenerations processes. And found,that surgery entering in infra red radiation was been a benefit, as patient easy enduring after surgery aches and restoring stage faster happening.And one moment importance ,how we are shared,that radiation entering in tissues till 10 cm,thanks to this a positive effect happening is on the skin and on the muscles and joints, lymph nodules and nerve tissues.