Abstract: The present invention is formed by a body strap, far infrared releasers that can be increased or decreased, electricity connectors and a controller. The far infrared releasers on the body strap are connected serially for use by the electricity connectors. Connection assemblies are then disposed at body parts where pain needs to be soothed and then snapped together after positions of the connection assemblies have been adjusted properly in order to facilitate soothing pain to body parts, vitalizes blood circulation and activates cells. In addition, the far infrared releasers can be increased, decreased or replaced on demand.