The first aspect is to consider the possibility of epileptic seizures. It is recommended that the patient should consult the neurology department of the hospital to improve the cranial MRI examination and EEG examination as soon as possible to clarify. If seizure waves can be found during the EEG, it is considered epilepsy and medication is needed to control the patient’s condition. The second aspect is that if an elderly person has occasional shivering, accompanied by an increase in body temperature and fever, this is actually a manifestation of hyperthermic chills. This is mainly due to infectious diseases such as upper respiratory tract infection, urinary tract infection or liver abscess, etc. In short, it is caused by infectious diseases.