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Definition of Infrared therapy
1. Noun. The use of infrared radiation (as by infrared lamps or heating pads or hot water bottles) to relieve pain and increase circulation to a particular area of the body. 
Generic synonyms: Therapy
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1. Noun. The use of infrared radiation (as by infrared lamps or heating pads or hot water bottles) to relieve pain and increase circulation to a particular area of the body.