The rash usually subsides 1-2 days after the rash appears. The rash usually starts from the head, face, trunk and extremities, and lasts 1-2 days. Therefore, the rash is usually only 1-2 days after it appears. When the rash appears, you should pay attention to wearing cotton clothing for your baby. A few children can have an itchy feeling, so try not to let your baby scratch to avoid infection caused by scratching the skin. During the illness, you should pay attention to drink water several times, eat light, easy to digest food, the rash subsides after the disease is cured.