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.
How heat affects the body. By Howard Rosenberg, UC Cooperative Extension specialist emeritus. Your bodily functions depend on blood circulation and many chemical reactions that occur best at about 98.6 degrees. The body has natural ways of gaining or losing heat to maintain that normal temperature. Your own body is the main source of heat that may stress you.