If you want a nice massage then Sanyo Zero Gravity Massage Chair is the right gadget for you according to bornrich it "features Sanyo's intelligent stiffness detection sensor technology, which diagnoses stress areas by measuring changes in pulse rate and perspiration and then provide you a customized massage to relief your stiffness." It not just eases your pain and stress, but it also enhances your blood circulation. In fact, this technology is related to galvanic skin response technology applies in lie detectors.
