Children with red lips need to consider fever, Kawasaki disease and other special diseases caused by, but also may be caused by physiological factors. 1. Fever: when the child has a fever, there will be red lips and other manifestations. 2. Special diseases: such as Kawasaki disease, also known as cutaneous mucocutaneous lymph node syndrome, the disease, in addition to fever, there will be red lips, chapped lips, prune tongue, enlarged lymph nodes in the neck, rash and other manifestations. 3. Physiological factors: children with fairer complexion and good health look prone to red lips. Children with red lips may also have other pathological reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.