Apparatus for dispensing non-medical oxygen and aromatherapy that also utilizes light, sound, and vibration for relaxation therapy; dental apparatus, namely, intra-oral light systems; electrically-powered apparatus for treating skin by applying low level light and sonic vibrations to the skin; electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange, yellow, green, and blue wavelengths for generating light rays; electronic light therapy apparatus for the skin; intra-oral dental light system; light-based medical devices, namely, a light emitting diode (LED) device for increasing the human body's own production of collagen; light emitting devices, namely, lamps and LED devices for treatment of a variety of skin conditions; light emitting diode (LED) apparatus for lighting, incorporated into medical instruments; medical device, namely, chemiluminescent light for use in endoscopic exams; medical devices, namely, radiation devices in the nature of ultraviolet, visible, or infra-red light boxes for counteracting the effects of viruses, bacteria and pathogens in the blood and blood components; medical operating lamps; phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; sensory light therapy unit; skin care analyzers and light therapy equipment, namely, a black-light blue lamp unit for use in identification of a variety of skin conditions; sterilization units for medical purposes; UV lamps for medical applications