Patients with fever, dizziness, body aches and weakness are mostly considered to have symptoms of viral cold, which may be caused by infection of the upper respiratory tract by adenovirus, rhinovirus, respiratory syncytial virus, etc. at this time. Patients may also have upper respiratory tract symptoms such as nasal congestion, runny nose, sneezing, sore throat and other khat symptoms. For patients with such symptoms, it is important to complete the appropriate tests, especially blood tests, C-reactive protein, chest X-ray or CT, etc. Patients with influenza caused by influenza virus may also have high fever, generalized aches and pains, weakness and other discomforts, which should also be differentiated accordingly. Therefore, when patients have fever, dizziness, body aches and weakness, they should be treated symptomatically, especially for viral influenza, by paying attention to rest, drinking more water, and taking oral cold medication and antipyretic medication if necessary, the disease can be relieved more quickly.