Scientists have uncovered a powerful strategy that the brain uses to coordinate chemical signaling. In a new study, ...

Researchers have identified two gut bacteria that can produce serotonin, a key chemical that regulates bowel movements. In experiments with mice lacking serotonin, the microbes boosted serotonin ...

Recent research has opened the debate on whether chemical imbalances cause depression, anxiety, and other conditions ...

Serotonin has "rock star" status as one of the most famous neurotransmitters known to man. Scientists and laypersons alike recognize serotonin for its vital role in human cognition and mental health.

Serotonin is often referred to as the "happiness molecule." It plays a critical role in affecting mood levels and is also a neurotransmitter that sends signals within the brain and the body.

Serotonin is a neurotransmitter that plays a major role in regulating mood, sleep, digestion, and overall emotional well-being. Often referred to as the "feel-good" chemical, serotonin helps stabilize ...

Some things you should know about serotonin - the happy hormone. If serotonin is low, there is the chance that you will feel depressed and sad. Most times, therapy and medication can help to increase ...

The placenta has long been thought to produce serotonin during pregnancy. But in a new study, Yale researchers shatter the deep-rooted hypothesis — and show that the placenta doesn’t produce serotonin ...