By Melissa Healy Los Angeles Times. We all know that lacing up and breaking a sweat is good for our mood, and...
By Judi Light Hopson, Emma H. Hopson and Ted Hagen McClatchy-Tribune News Service. Have you noticed that mental illness seems to be...
By Barton Goldsmith McClatchy-Tribune News Service. It was Nietzsche who said, “That which does not kill us makes us stronger.” But in...
By Kristi L. Nelson The Knoxville News-Sentinel, Tenn. A little more than four years ago, Rebecca Smith gave birth to her first...
By Robert M. Sapolsky Los Angeles Times. The defining feature of human brains is the size and complexity of the cortex, which...
By Martha Ross Contra Costa Times. Adam has a secret. He’s shared it with his family and close friends. In fact, he...