Is food the key to happiness? Emotional eating is certainly a real concept, but there are foods you can eat that naturally contain tryptophan, a serotonin-producing amino acid. Other ...

Dopamine, serotonin, adrenalin... The smooth functioning of the human brain depends on their correct proportions. Any disturbances mean diseases. That's why it's so important to be able to detect ...

SNRIs have approval from the U.S. Food and Drug Administration (FDA) to treat the symptoms of depression, anxiety disorders, chronic nerve pain, and other health conditions. They do this by changing ...

A collage of a ball-and-stick model of a serotonin molecule, a sad-looking person, some drug capsules, and a brain Credit: Shutterstock/Madeline Monroe/C&EN For decades, doctors, neuroscientists, and ...

Epinephrine (also called adrenaline) and norepinephrine (also called noradrenaline) have a lot in common. Both are hormones that travel through your body, affecting many tissues and organs. Both also ...

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 ...

Symptoms of low serotonin may include mood changes, feelings of depression or anxiety, and difficulty with functions such as sleep and memory. Physical signs may include gastrointestinal symptoms or ...