A higher-than-normal body temperature is called "Fever or pyrexia" Fever usually occurs in response to an infection as with the flu virus or inflammation that occurs with tissue injury or disease.almost any infection can cause a fever. some infections are..

Infections: pneumonia,bone,skin,cellulite,meningitis, tuberculosis,colds,flu,ear infection,sinus infections,urinary tract infection,bacterial gastroenteritis...

what to eat during Fever??