Discovery Health Finder Discovery Health Newsletters

Concussions

Head trauma can damage the brain when the force of the impact pushes the brain against the skull. This animation shows what happens to the brain after a severe blow to the head.

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Can you tell fact from fiction? Take the laughter and health quiz.

Did you know laughing is good for you? Besides relaxing muscles and lowering aggression, laughter may help reduce blood pressure and improve circulation and respiration. Take this quiz to find out if laughter really is the best medicine!

10 Tips from Happy People

Do you remember what it was like to feel that happy as a kid, when life was less complicated? If not, these 10 tips might get you grinning again. C'mon. Turn that frown upside down.