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) ...

Serotonin is a chemical in the brain that can affect mood. Eating foods that contain the essential amino acid tryptophan can help the body produce more serotonin. Some foods, such as salmon, eggs, ...

Serotonin acts as a neurotransmitter, a type of chemical that helps relay signals from one area of the brain to another. Although serotonin is manufactured in the brain, where it performs its primary ...

Increasing tryptophan intake through foods like turkey or salmon, when combined with carbohydrates, can help boost serotonin levels in the brain. Regular exercise and exposure to bright light, ...

Dopamine and serotonin are both neurotransmitters. Neurotransmitters are chemical messengers used by the nervous system that regulate countless functions and processes in your body, from sleep to ...

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.

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, ...