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.
Most people think a normal body temperature is an oral temperature (by mouth) of 37Â°C (98.6Â°F) . This is an average of normal body temperatures. Your normal temperature may actually be 0.6Â°C (1Â°F) or more above or below this.Also, your normal temperature changes by as much as 0.6Â°C (1Â°F) during the day, depending on how active you are and the time of day. Body temperature is very sensitive to hormone levels.our normal temperature may actually be 0.6Â°C (1Â°F) or more above or below this. Also, your normal temperature changes by as much as 0.6Â°C (1Â°F) during the day, depending on how active you are and the time of day. Body temperature is very sensitive to hormone levels.