If you feel feverish but your body temperature is normal, consider that it is more often caused by plant nerve dysfunction. As long as there are no other special manifestations, such as cough, phlegm, sore throat, diarrhea, abdominal pain, etc., no special treatment is needed for the time being, and it is important to maintain a good mood. For women after the age of 40, the more common cause of menopause syndrome cannot be ruled out, and it needs to be controlled by regular oral nerve-regulating drugs, such as glutamate. If you feel feverish intermittently and observe whether there is sweating, you need to rule out the presence of hyperthyroidism, so you need to improve your thyroid function and thyroid ultrasound to clarify.