Fever may indicate the presence of a serious illness, but usually a fever is caused by a common infection, most of which are not serious. The part of the brain called the hypothalamus controls body temperature. The hypothalamus increases the body's temperature as a way to fight the infection.
Greasy, fatty foods, such as fried chicken, cheeseburgers, onion rings and french fries can make you feel bloated as they linger in your stomach. Excess salt or sodium. Foods high in salt â including many processed and convenience foods â can cause your body to retain fluid.
In general, you should choose bland foods when youâre having digestive problems, and be sure to avoid spices if youâre sensitive to them. 4 / 12 Acidic Foods Tomato sauce and citrus fruits, such as lemons, limes, oranges, and grapefruit, are acidic and can irritate the stomach lining, causing digestive problems.