A non-contagious irritation of an infant's buttocks, upper thighs, and genitals caused by soiled diapers.

Diaper rash is a localized outbreak of rash, redness, and inflammation caused by contact with urine, feces, and bacteria. Diaper rash can be triggered by prolonged exposure of skin to wetness from urine or loose stools, and is most common in the first few weeks following birth. This skin disorder is characterized by an irritation of the skin covered by the diaper, especially the buttocks, upper thighs, and genitals.

The area of skin covered by the diaper remains constantly warm and damp, creating an environment where irritation from urine and feces can lead to inflammation. Leaving the baby's skin exposed to air for an extended period of time during each diaper change will help minimize the risk of skin irritation. There does not seem to be any correlation between the use...