the scoop… GROOVES:: Fine grooves running horizontal on your fingernails may reveal that you suffered a serious illness a few months earlier. Illness often slows nail growth and produces ridges in the nail root. The ridges grow out with time.
LED stands for Light Emitting Diode. LED Light Therapy is a way to utilizing safe light to generate energy needed for the repair and regeneration of human cells. Without light there would be no human or animal life on Earth. Over 30 years ago NASA-sponsored research to develop LED light to generate photosynthesis to grow plants in space.