Topic: University Of Pennsylvania

They get a bad rap for being rude, but yawns are one of the best-kept secrets for flexing your mental muscles, says Andrew Newberg, M.D., associate professor of radiology at the University of Pennsylvania in Philadelphia. "They might also strengthen the precuneus, ...
The association between darkness and depression is well established. The researchers observed neurons that produce norepi nephrine, dopamine and serotonin-common neurotransmitters involved in emotion, pleasure and cognition-in the process of dying. This neuronal death, which was accompanied in some areas by compromised ...