Cosmetic apparatus, namely, light based devices providing mainly pulsed light for performing non-ablative aesthetic skin treatment procedures; Belts for medical purposes; Vibromassage devices; Mouth exerciser for use in exercising and strengthening mouth and facial muscles for medical and beauty benefits; Physical exercise apparatus for medical purposes; Phototherapeutic apparatus for medical purposes, namely, a LED (light-emitting diode) light source for medical and aesthetic skin treatments; Light-based medical devices, namely, a light emitting diode (LED) device for increasing the human body's own production of collagen; Cosmetic apparatus using ultrasound for performing aesthetic skin treatment procedures; Furniture especially made for medical purposes; Assistive listening device for the hearing impaired