Although serotonin is well known as a brain neurotransmitter.

• Position: HEALTH BEAT - Brief article

Although serotonin is well known as a brain neurotransmitter, it is estimated that 90% of the body's supply is made in the digestive tract. Altered levels of this peripheral serotonin have been linked to diseases such as irritable bowel syndrome, cardiovascular disease, and osteoporosis. "More and more studies are showing that model organisms with changes in their gut...