Does body temperature rise after eating? Body temperature rises after eating, which is the special kinetic effect of food. The specific kinetic effect of food means that the body temperature will rise after eating, and the normal human body temperature is 36.5-37.0℃. Fever body temperature is divided into 4 degrees: low fever, moderate fever, high fever and ultra-high fever. Low fever temperature is 37.3-38°C; moderate fever is 38.1-39°C; high fever is 39.1°-41°; >41° is called ultra-high fever. If you have a fever, you don’t need medicine to cool it down, but you can take some physical cooling methods, such as sweat wipe, hot water bath, alcohol wipe on the rich blood vessels of the limbs, and warm water bath, etc.