Brains may have a playfulness switch

Blocking the activity of certain cells reduces play behavior in rats. Rats are extremely playful creatures. They love playing chase and they literally jump for joy when tickled. Central to this playfulness, a new study finds, are nerve cells in a specific region of...

Your Weight and Your Brain

Your Weight and Your Brain When it comes to brain health, keeping your weight stable may be the most important task of all. Obesity, particularly when there’s lots of visceral fat present, is a risk factor for faster brain aging and Alzheimer’s disease,...