Freebase(0.00 / 0 votes)Rate this definition: Commonly used in medicine, the word decubitus is used to mean lying down. It is derived from the Latin verb âdecumbereâ meaning to lie down.
The brain regulates metabolism and manages other functions to keep your body temperature within a normal range. But the brain can only do so much, and a host of outside factors can affect your body temperature. Controlling and managing these outside factors is key to maintaining a normal body temperature.
Fever. Having a fever means that your body temperature is higher than normal. Something inside your body, such as an infection, has caused your temperature to go up. A part of the brain called the hypothalamus controls your body temperature.Normally, the hypothalamus keeps your temperature at around 37ÂºC (98.6ÂºF).his page has information on fever, what it is and what happens to your body when you have a fever. You can go straight to sections on. 1  Fever. 2  Low grade fever. 3  The 3 phases of fever. 4  Who is most at risk of having complications from a fever.