CLEVELAND: Depression investigators at The Research Institute of University Hospitals of Cleveland have zeroed in on the neurotransmitter serotonin, a brain chemical that regulates emotion. Their ...

What role does serotonin play in its two other principal sites of distribution, the brain and the gastrointestinal tract? In the latter, serotonin and synthetic 5-HT have been shown to be identical ...

With full genetic control and visibility into neural activity and behavior, scientists map out chemical's role in behavior. Because serotonin is one of the primary chemicals the brain uses to ...

Our brain is steadily engaged in soliloquies. These internal communications are usually also bombarded with external sensory events. Hence, the impact of the two neuronal processes need to be ...

Medically reviewed by Elizabeth Barnes, RDN Key Takeaways Talk to a doctor before taking supplements for serotonin, as some can interact with other drugs.St. John's Wort can increase serotonin but may ...

We’ve evolved enough as a species to know that too much of a good thing is actually a bad thing — even excessive amounts of water and exercise can have adverse effects. But serotonin? The hormone and ...

Scientists from Sweden’s Karolinska Institutet have discovered a new mechanism to help illustrate the rapid antidepressant qualities of ketamine. The large study imaged patients with ...

Unless you’re in the middle of biting into a delicious Reuben sandwich, you might forget that taste is one of the fundamental senses. “It’s required for our enjoyment of food,” explains Emily Liman, a ...

First, a quick refresher on serotonin. It’s a critical chemical that helps our brain communicate with the rest of our body, including our central nervous system, and plays a role in numerous body ...