Basal metabolic rate (BMR), is the rate of metabolism that occurs when an individual is at rest in a warm environment and is in the post absorptive state, and has not eaten for at least 12 hours.
See also:
The release of energy in this state is only sufficient for the vital organs such as the heart, lungs, nervous system, and kidneys.
BMR decreases with age and with the loss of lean body mass..
For more information about the topic Basal metabolic rate, read the full article at Wikipedia.org, or see the following related articles:
Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Basal metabolic rate at Wikipedia.org. See the Wikipedia copyright page for more details.

