Why can't I wash my hair if I have a high fever?

High fever can not wash your hair, is afraid of body cold when washing your hair. And patients with fever, accompanied by dizziness, headache symptoms, bow your head to wash your hair, not only will the symptoms worsen, but also there is a risk of syncope. It is recommended that patients take antipyretics in a timely manner, the temperature control in the normal range, in the body after recovery and then wash your hair.