What is the cause of chills, weakness and body aches?

Chills, weakness and body aches are often the manifestation of fever, and are most often considered to be caused by upper respiratory tract infections, pneumonia, acute enteritis, and so on.
1. Upper respiratory tract infection: when cold, fatigue and other reasons cause the body’s resistance to decline, viruses and other pathogens will invade the body so that the nasal cavity and pharyngeal mucosa congestion, edema, epithelial cell destruction, neutrophil infiltration, secretion of a large number of purulent substances, at this time, the emergence of chills and weakness, general body aches and pains, sore throat and other symptoms.
2. Pneumonia: after the patient is infected with the pathogen, the mucous membrane of the lung appears diffuse congestion, edema and a large number of inflammatory secretions. This prompts a continuous decline in immunity, accompanied by fever, chills and weakness, generalized aches and pains, dry cough and other symptoms.
3. Acute enteritis: acute enteritis with bacterial infection due to unclean food and drink will cause the patient to suffer from chills and weakness, generalized pain, dizziness and vomiting.
When the chills, weakness and body aches, you can go to the hospital to check the specific cause of the disease, according to the doctor’s recommendations for treatment.