We sometimes joke about our heads: Knock your head against the wall ... Head bashing ... Dropped on your head ... and more. Funny -- except it's no laughing matter.

Even a head injuriy that appears to be mild can have serious, long-term effects, especially when there are repeated injuries.

We seem to be waging war on many fronts: drugs, crime, illegal immigration, drunk driving, Afghanistan, Iraq, terrorists in general, terrorism on airplanes in particular. But our most serious war -- the one most likely to affect all of us -- is one we are still losing: The War on Cancer.

President Barack Obama’s recent physical examination revealed that he is in generally good health -– and that he is still trying to quit smoking. His doctor’s advice: keep up his "smoking cessation efforts"; in other words, he should keep trying to kick the habit.

Stress is one of the reasons people give for not being able to quit smoking, says Susan Rausch, health educator at the Pat Walker Health Center and co-chair of the University of Arkansas’ FRESH campaign to promote the Tobacco Free Campus policy.

It's more than black-and-white vs. color, standard screen vs. widescreen, classical music vs. rock soundtrack. There's something else that makes films of yesteryear feel very different than modern films -- something about the rhythm and texture. But what?

New research suggests that modern movies are more engrossing — we get "lost" in them more readily — because the universe’s natural rhythm is driving the mind. Really.

Avoiding the Aisles at the Grocery Store Can Help Keep Off Unwanted Pounds

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