...dementia" ...cholesterol,...Meg ...diabetes may have to work a bit harder than they thought.Experts say current guidelines calling for obese patients to get 2-and-a-half hours of exercise each ...

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Meg Oliver reports that happiness increases with age; Congress says the government should be doing more to prevent infections at hospital; and high blood pressure can damage an aging brain.

Meg Oliver reports that exercise during pregnancy benefits both mom and baby; donating blood can be good for you; and it may be possible to predict the recurrence of lung cancer after surgery.

They're painful and often debilitating, and now doctors around the country are seeing more and more children who have them. CBS 2's Dr. Holly Phillips has more on tough-to-diagnose kidney stones.

If you're like most people, the toughest part of the day is battling that mid-afternoon fatigue. If you don't have time for a nap, CBS 2's Dr. Holly Phillips has a few simple tricks that can perk you ...