Neurotransmitters are chemical messengers that help nerve cells (neurons) communicate with one another. These chemical messengers affect the brain by either exciting (stimulating), inhibiting ...

The brain chemicals behind your mood, sleep, and body functions Medically reviewed by Shaheen Lakhan, MD, PhD, FAAN Ever wonder what's going on in your brain when a certain mood strikes? You can thank ...

A collaborative effort between Mount Sinai and Memorial Sloan Kettering Cancer Center has shed valuable light on how monoamine neurotransmitters such as serotonin, dopamine, and now histamine help ...

A study showed that changes in the functioning of opioid neurotransmitters in the brain may underlie anorexia. A study conducted at Turku PET Centre in Finland showed that changes in the functioning ...

People with obesity are ten times more likely to develop diabetes compared with lean people. Researchers trying to understand why have found an answer in the same system that drives the body’s ...