Question, what is ultraviolet phototherapy?

Ultraviolet phototherapy is a physical therapy that uses ultraviolet light to irradiate the body to prevent disease. Generally, it is the use of artificial light source of UVB, UVA and UVB combined with UVA irradiation to treat skin diseases. The commonly used UV therapy in the clinic are NB-UVB, BB-UVB phototherapy and UVA1 phototherapy. Jiaguang 308nm excimer UV therapy instrument home model stability, obvious effect, simple operation, safety and reliability, highly recommended.