Watermelon can be eaten in moderation, but it is not recommended for infants who are too young and when accompanied by gastrointestinal symptoms. Childhood rash is a herpetic disease caused by human herpesvirus type 6, mainly manifested as fever, after a few days the general body temperature returns to normal, the appearance of scattered skin rashes all over the body, the fever subsides and the rash comes out. The treatment of infantile rash is mainly symptomatic treatment, prevention of complications, according to the temperature of the fever to give physical cooling, if necessary, can be prescribed by the doctor to be such as ibuprofen and other drugs to reduce fever, diligently measure the body temperature, and closely observe the condition. Early childhood acute rash baby diet should be light, for watermelon is no dietary contraindications, but on the one hand need to pay attention to do not eat too much, in addition to gastrointestinal symptoms such as diarrhea, vomiting and other gastrointestinal symptoms of babies, as well as the age of too small has not yet added complementary foods for babies is not suitable to eat watermelon. If the baby has symptoms of toddler rash, it is recommended to consult a doctor in a timely manner, in accordance with the doctor’s advice to be targeted treatment.