Devices and instruments to be placed on the human body and other devices and instruments that vibrate in both set patterns as well as ways determined by the wearer; Devices and instruments to be placed on the human body that measure, evaluate and intervene in the wearers cognitive state and performance and emotional state; Devices and instruments to be placed on the human body and other devices and instruments for measuring and analyzing the body's physical parameters and other physiological data, bio-signals and bodily behavior, and for displaying, storing, sending, transmitting and receiving instructions and data relating to any of the above, for purposes other than medical and therapeutic purposes; Devices and instruments to be placed on the human body and other devices and instruments for displaying, storing, sending, transmitting and receiving instructions and data relating to any of the above, for purposes other than medical and therapeutic purposes; Batteries and Battery chargers; Cases, components, parts and fittings for the aforesaid goods; Computer programs and databases relating to the sharing of information, knowledge and guidance for altering cognitive states and performance and emotional states with any audiovisual method; Computer programs and databases relating to measurement and analysis of vibration pattern usage and their relationship to the body's physical parameters, cognitive state and performance, emotional state and other physiological data, bio-signals and bodily behavior and relating to the displaying, storing, sending, transmitting and receiving of instructions and data relating to any of the above.