Babies can sunbathe when they have a fever, but they need to watch their temperature closely. In addition, if their temperature is too high or if they have repeated fevers, they should seek medical attention. 1. Through appropriate sun exposure, children’s body can be supplemented with vitamin D content, thus promoting calcium absorption. 2. When the outside temperature is too high or too low, and children have fever, it is not advisable to go out in the sun, because it is easy to be affected by the outside temperature, there will be children’s body temperature rise, and affect the cooling function, there may be difficulty in dropping the body temperature, the temperature does not drop, or even the body temperature rises and so on. 3. When children have a fever, they can drink more water, use physical cooling methods to relieve children’s discomfort, pay attention to rest, eat a light diet, and wear reasonable clothing. When children have a fever, it is recommended to consult a hospital, complete the relevant examinations, and take appropriate treatment after clarifying the cause of the disease, so as to avoid delaying the best time for treatment.