A body temperature of 37.5℃ in summer is a fever, which may be a physiological fever due to exercise, female ovulation, etc., usually without other symptoms; or it may be a pathological fever, mostly accompanied by physical discomfort. 1. Physiological fever: generally seen in strenuous exercise, hot bath, after eating, drinking a lot of alcohol, hot weather, female ovulation, early pregnancy, etc. Physiological fever is generally no other uncomfortable reaction, is a normal physiological phenomenon, can be temporarily observed, no special treatment, body temperature can generally return to normal on its own; 2, pathological fever: if the body temperature continues to be 37.5 ℃, and at the same time accompanied by uncomfortable symptoms, such as chills, headache, fatigue, loss of appetite, as well as general joint, muscle aches, or accompanied by cough, cough, sore throat, diarrhea, etc. If the above conditions exist, the fever may be pathological. In daily life, if a pathological fever occurs, a body temperature of 37.5℃ can be cooled by physical means, such as drinking more water, wiping a wet towel on the forehead and face, or placing a towel wrapped around the forehead outside an ice pack. If the temperature persists or exceeds 38.5°C, you should seek medical attention and take fever-reducing drugs such as ibuprofen and acetaminophen under the guidance of a doctor.