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 brilliant orchestra brings together many skilled musicians. Throughout a performance, each section must play at the right time and at the right volume to weave a unified melody. If everyone played ...

A study conducted at Turku PET Centre in Finland showed that changes in the functioning of opioid neurotransmitters in the brain may underlie anorexia. Anorexia nervosa is a serious psychiatric ...

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 ...

Mental health professionals are discovering that many cases of anxiety, depression, and other mood disorders might actually originate in the digestive system rather than the brain, fundamentally ...

These samples were obtained with parental consent and deidentified. The study results suggest that before the neonatal gut is mature enough to make its own neurotransmitters, unique gut bacteria may ...