A team of scientists is proposing a new explanation for some cases of long Covid, based on their findings that serotonin levels were lower in people with the complex condition. In their study, ...

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 ...

Serotonin receptor agonists are a group of medications that activate the serotonin receptors in the central nervous system. A low serotonin level can lead to difficulty sleeping, depression, anxiety, ...

In a report scheduled for publication in the June 2023 issue of the Journal of Affective Disorders, researchers explore the association between the gut microbiome and the efficacy of selective ...

Serotonin has become much more than a hormone: it's a wellness buzzword that allegedly carries the weight of our wellbeing. You may have heard it dubbed the 'happy hormone', or seen it discussed in ...

Serotonin is a hormone and neurotransmitter—a chemical messenger that transmits signals between nerve cells in the body. Serotonin has a positive influence on the cardiovascular system and the ...

Research shows that reward-based learning requires the two neuromodulators to balance one another's influence -- like the accelerator and brakes on a car If you've heard of two of the brain's chemical ...

Serotonin is often described as the happiness chemical because of its well-known role in regulating mood. However, recent research suggests this familiar molecule may play an unexpected role in cancer ...

In the early stages of serotonin syndrome, people may experience mild symptoms, such as tremors, dizziness, and headache. Serotonin syndrome, or serotonin toxicity, is a potentially serious drug ...

When you first meet someone who captivates your attention, the experience often feels electric. Your heart races, thoughts loop endlessly, and normal routines slip away. These sensations aren't just ...

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 ...