Cognitive function is not just a concern for older age. Your daily habits can significantly influence how your brain performs, no matter how old you are. And because changes in the brain can start ...

Add Yahoo as a preferred source to see more of our stories on Google. The health reporter Kim Schewitz used to be a chronic alarm clock snoozer who felt tired all the time. Jet lag helped her work out ...

When you first wake up, you may be in a rush to caffeinate. While grabbing a cup of coffee or tea will wake you up, it may not be the best option for your digestive system. Gastroenterologists say you ...