From Our Friends at FIT Bodywrap! Users experience relief about 30 minutes into their session, which can last up to 48 hours. Infrared does more than temporarily mask pain as it promotes the rebuilding of injured tissue by positively affecting the fibroblasts or the connective tissue cells necessary for repair.pic.twitter.com/ze9FOGQwzD http://ift.tt/2oeQdYS Users experience relief about 30 minutes into their session, which can last up to 48 hours. Infrared does more than temporarily mask pain as it promotes the rebuilding of injured tissue by positively affecting the fibroblasts or the connective tissue cells necessary for repair. pic.twitter.com/ze9FOGQwzD