It's not all in your head — stress really does make a difference when it comes to the headaches or migraines that you might experience.

Emotional stress and turmoil take a physical toll on our bodies as well. Stress and abuse have been linked to migraines, auto-immune syndromes, heart problems and now skin cancer.

Many patients suffering from chronic migraines may be eligible to take preventative medications, yet few take them. New guidelines for treating migraines stress using available therapies to prevent such attacks.

If you're waiting until you feel thirsty before drinking water, then you're waiting too long. And without proper hydration, you're likely to feel moody, anxious and unable to concentrate.