Children with red bumps and itchy causes are more: the first is to consider eczema, this need to find the causative factors, from the source of the causative factors to remove; the second situation may be prickly heat, can be rubbed in the child’s affected area prickly heat powder or itching medication to stop the itching; the third is the papular hives, this should be controlled, don’t let the baby to scratch the affected area, to avoid causing infections, can be taken under the guidance of the doctor anti-allergy drugs; The last is the baby allergy, this need to find out the allergens, so that the child is no longer in contact, to avoid re-allergy.