Epinephrine and norepinephrine are hormones and neurotransmitters that help the body respond to stress or fear. Epinephrine increases heart rate and opens airways during emergencies. Norepinephrine ...

The locus coeruleus (LC) is a small region of the brainstem that produces norepinephrine, a chemical with powerful effects on arousal and wakefulness which plays an important role in the body's ...

Sleep is known to play a key role in facilitating various physiological processes, while also contributing to the healthy functioning of the brain. Lack of sleep and poor sleep quality have been ...

Our most popular blog post last year was all about dopamine, the sexiest of the brain’s chemical signals involved in ADHD. Dopamine is sexy, and has even become a bit of an internet meme, because of ...

A good night’s sleep does more than just help you feel rested, it might literally clear your mind, according to the results of newly reported research by scientists at the University of Rochester and ...

Whether it’s joy or anger, we’re wired to catch and spread emotions. Here's how to inoculate ourselves against negative ones. Our most popular blog post last year was all about dopamine – the sexiest ...