a man holds a red medical heating pad with hot water near his shoulder joint. shoulder sprain, arthritis and tendinosis.

absorbable action aid analgetic arthritis arthrosis background bottle bottles bursitis chronic closeup cold concept disease heater heating holds hot hotwater human hyperaemia hyperemia hypothermia illness inflammation inflammatory injury joint male man medic medical muscle nerve organ pad pain painkiller person procedure process red relaxation shoulder smooth sprain strain synovitis tendinosis thermotherapy trauma trophic vegetative warmer water white