A sprained foot usually causes only a localized rise in skin temperature and is not usually associated with a fever on the body. Swollen feet may be caused by accidental sprains, and fever may be caused by hyperthyroidism, fever, autoimmune diseases, etc.
1. foot sprain may be due to the lack of warm-up activities before strenuous exercise, or improper posture during exercise, resulting in foot sprain, resulting in sprained parts of the local redness, swelling and pain phenomenon, generally for the local skin temperature rise.
2. Body heat may be due to hyperthyroidism, the body’s metabolism is more vigorous, resulting in a feverish feeling.
3. Fever may be caused by bacterial or viral infection, which will have a generalized fever, with an elevated body temperature generally exceeding 37.5 degrees or more.
4. Autoimmune disease, its own tissue antigen produces an immune response, often manifested as fever, facial erythema, joint pain and other symptoms. Fever may also be associated with autoimmune diseases.
There may be other reasons for the fever, it is recommended to go to the hospital in time to identify the cause of the disease, targeted treatment.