Serotonin is a neurotransmitter and hormone that helps regulate mood, sleep, digestion, blood clotting, and sex drive. Your body makes it from tryptophan, an amino acid found in meat, dairy, eggs, and ...

Serotonin is sometimes known as the happy chemical, because it appears to play an important role in regulating mood, and low levels of serotonin in the brain have been associated with depression. (1) ...

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 ...

Serotonin is nature's own appetite suppressant. This powerful brain chemical curbs cravings and shuts off appetite. It makes you feel satisfied even if your stomach is not full. The result is eating ...

Just about every article on the biology of happiness talks about the neurotransmitter serotonin and why it’s so important to our mood. While the serotonin system is certainly a key player in our mood, ...

Serotonin is a chemical messenger that affects many functions in the body and brain. Low serotonin is one factor that may contribute to depression and anxiety, but people can take some steps to ...

Serotonin is a neurotransmitter important for mood, digestion, and sleep. You can increase serotonin levels naturally through exercise and sunlight. Serotonin is a naturally occurring monoamine ...

Serotonin syndrome occurs when a person takes drugs that cause excess levels of serotonin to accumulate in the body. Symptoms can include agitation, a dry mouth, dilated pupils, confusion, and more.

I’ve seen the claims online and you probably have too. Internet influencers promise natural and quick-fix ways to boost serotonin levels, so your moods are balanced and you're always uber-happy.

Serotonin syndrome (serotonin toxicity) is a potentially dangerous condition that arises from excessive serotonin levels in the body. It’s often due to medications or drug interactions and can affect ...