You long for a button or dial that could instantly dampen all that mental ... brain regions, at the heart of which lies a tiny bundle of neurons known as the "locus coeruleus", Latin for "blue ...

Drinking more green tea might protect brain health because of its antioxidant ... age—or it can shrink as a result of chronic stress, mental illness or brain injury—but shrinkage can also ...

Finding mental calm A burgeoning understanding of this neural pathway is leading some scientists to investigate whether different kinds of brain stimulation can calm the blue dot to improve sleep.