You can’t take a bath and wash your hair when you have a fever.1. From the perspective of traditional Chinese medicine, the body is too weak when you have a fever, so wind and cold evils take the opportunity to invade your body, and taking a bath and washing your hair at this time will make your body further suffer from wind and cold evils, which will lead to further aggravation of fever, prolonged illness, and easy to be combined with rheumatism and other diseases such as rheumatoid arthritis. 2. Inflammatory factors, such as bacterial inflammatory infections lead to the body interleukin-6, leukotrienes, prostacyclin and other inflammatory factors in the body of other organs, leading to other organs of the body’s malfunction and body infection, such as fever bathing and shampooing will also lead to a group of hypoglycemic symptoms such as low blood sugar.