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.
Dehydration â to keep healthy, our body temperature needs to stay around 37Â°C. The body cools itself by sweating, which normally accounts for 70 to 80 per cent of the bodyâs heat loss. If a person becomes dehydrated, they donât sweat as much and their body temperature keeps rising.