Phototherapy ( treating skin diseases with the power of sun)
Natural sunlight has therapeutic properties and was made use of in treatment thousands of years.” Photo” means light and “therapy” means to treat . So phototherapy involves usage of sunlight (Ultraviolet light ) in the management of certain diseases. Ultraviolet rays belongs to 3 categories viz; UVA , UVB &UVC . UVA & UVB wavelengths … Read more
