Prickly heat on babies is mainly caused by hot weather, improper skin care and heavy sweating, which need to pay attention to create a good indoor environment, develop good dressing habits, and can be treated with medication. 1. Creating a good indoor environment: Opening windows and ventilating the room frequently to maintain the temperature and humidity of the room can alleviate prickly heat on babies. 2. Adopt good dressing habits: Increase or decrease your child’s clothing according to the weather, and pay attention to changing clothes regularly. Avoid using soap and water when bathing your child to avoid skin irritation. 3. Medication: prickly heat without exudate can be treated with glycerite lotion; glucocorticoid ointment can also be used externally. If the local itching symptoms are obvious or accompanied by local infections, oral antihistamine and antibiotic treatment can be prescribed. Infant prickly heat mainly occurs in the summer, summer must do a good job of prevention, keep the room dry, which can reduce the child prickly heat, prickly heat is more serious cases, need to go to the children’s hospital in time to avoid blind self-medication, so as not to cause adverse consequences.