This side of the leg has a fever feeling from time to time recently. It's not painful or itchy. Can it be caused by a recent cold, getting angry and gingival inflammation.
From this picture, no obvious abnormalities or obvious congestion and swelling were found, which may have something to do with catching a cold and getting angry. Light diet, avoid spicy and irritating food, drink plenty of water, maintain oral hygiene, and take a look at stomatology and orthopedics.
According to the picture, there is no obvious redness, swelling and other abnormal lesions in the appearance of the skin. If you consciously have fever, consider the possibility of mild allergy caused by exposure to some substances. You can apply some calamine lotion appropriately to alleviate local symptoms, or go to the dermatology department of a public hospital.
Generally, inflammation of gums occurs when you get angry, which is a very common phenomenon. However, these fever phenomena in the lower limbs, especially the lower legs, caused by fire are not very common. It is recommended that you have better go to the dermatology department or rheumatology and Immunology Department of the local regular public hospital.