... circulation 3.relieves pains Infrared Body Heating Massager,Pain Relief Infrared Heating Device Feature:Infrared Heat stimulates ... joint aches & pains.Applications for infraarex: Headache, Bursitis, Arthritis, Muscular pain, Back ache, Neck ache, Shoulder Pain, Leg pain. ... Temperature setting2. Relieves minor muscle pain through penetrating infrared heating3. Pain relief without any side effects4. ...