Jaundice is a phenomenon of red blood cells being broken, the liver's bilirubin metabolism function is not yet complete. Pathological jaundice in newborns can cause complications of kernicterus, which can cause death or leave sequelae of slow development in children. Therefore, mothers should recognize some signs to distinguish physiological neonatal jaundice from pathological jaundice.

Phototherapy is considered one of the most effective, easy-to-implement, and economical methods for treating neonatal jaundice. However, the effectiveness of this treatment method largely depends on the intensity and wavelength of light emitted by the lamp, the distance from the lamp to the newborn, and how to choose a suitable phototherapy device.