Apparatus for dispensing non-medical oxygen and aromatherapy that also utilizes light, sound, and vibration for relaxation therapy; Artificial limbs; Blood glucose meter; Cosmetic apparatus using ultrasound for performing aesthetic skin treatment procedures; Electric foot spa massagers; Electric hearing aids; Electrical weight loss body belt; Electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange, yellow, green, and blue wavelengths for generati...