Babies with heat rash can be cared for by adjusting the temperature of the environment and cleaning the skin well. Baby with heat rash refers to prickly heat, an inflammatory skin condition common in summer or hot and humid environments. You need to adjust the temperature of the environment to keep the broken area cool and dry, you can use a fan or air conditioner to cool down, and wear loose and breathable clothes as much as possible. The skin also needs to be cleaned well, and can be washed daily with warm water. Topical glycerine lotion can be used to help reduce itching symptoms. Avoid irritating the skin lesions, keep the environment cool, and avoid sweating a lot. Please follow the doctor’s instructions for medication, if discomfort occurs or the symptoms have not been reduced, you should consult a doctor promptly.