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 ...

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 ...

Glutamate is a chemical messenger in the brain that plays a crucial role in learning and memory. It also functions to regulate mood. In this article, we provide a definition of glutamate and explain ...

A study conducted at Turku PET Center in Finland showed that changes in the functioning of opioid neurotransmitters in the ...