is quickly shut off and cold media from the cryotherapy unit 12 is immediately applied to the target area cold therapy produces vasoconstriction which slows blood circulation reducing inflammation muscle spasm and pain more importantly the prompt hold cold comparison initiates the human body 39 s self organizing potentials and has the muscles and nerves reorganized to a normal condition fig2 a is a schematic diagram illustrating a therapy head 20 and its application to a target area 30 of a human arm the therapy head 20 is connected to the device body 50 through an adjustable arm 40 the adjustable arm 40 includes electrical wires and a conduit for conveying cold media fig2 b is a schematic diagram illustrating an exemplary structure of the therapy head 20 the therapy head 20 includes a parabolic dish 21 which provides heat a number of sensors 22 which fixed on the dish and facing the target area and a number of outlets 23 which provide cold media the sensors 22 are electronically connected to one or processors in the controlling unit 11 in a typical embodiment the parabolic dish 21 has a heat source 24 which locates at its focal point the heat source 24 can be an array of electrical bulbs or leds which provides ir or visible light in a typical embodiment the cold media is contained in a replaceable container installed in the device body 50 the release or dispensation of cold media is electronically controlled by the controlling unit 11 in application the user adjusts the therapy head 20 to the proper position facing.