Fever is also known as fever due to the effect of pyrogen to move up the body temperature regulating point and cause a regulatory body temperature increase (more than 0.5 ℃) There are many causes of fever, the most common is infection (including various bacterial infections, viral infections, mycoplasma infections, etc.), followed by connective tissue disease (i.e. collagen disease), malignant tumors, etc. Fever is both beneficial and harmful to the body. The body’s immune function is significantly enhanced during fever, which facilitates the removal of pathogens and promotes the healing of diseases. Moreover, fever is a sign of illness, so when the body temperature is not too high, you can reduce the discomfort caused by fever by drinking more water. Antibiotics (such as penicillin, cephalosporin or azithromycin) are not necessary for fevers that are not caused by bacterial infections. Some viral infections are usually self-limiting and can heal on their own with the guidance of a doctor. What do we parents do when the body temperature rises? When the body temperature does not exceed 38.5°, you can try to control the body temperature by physical means. For example, water baths to cool down, is usually called a hot bath, paste cooling paste, etc. It should be noted that when the baby begins to shiver, do not use cold towels to wipe the body, but should use hot water to soak cold hands and feet, but if the temperature exceeds 38.5 ° C may cause dizziness, convulsions, or even serious sequelae, so you should seek medical attention. Of course, in an emergency, take antipyretic drugs (such as Merlin, ibuprofen, etc.) and then consult a doctor, is also a safe way. If convulsions occur, take sedative medication as prescribed by the doctor (especially for children).