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America’s intake of sugary foods and drinks has dropped in recent years, but U.S. kids are still consuming too much, government researchers say. Added sugars make up about 16 percent of a typical child's diet, regardless of family income.

To send your snot-nosed, hacking child to school or not: That is the question. Whether ’tis nobler to miss yet another round of critical meetings, deadlines or social obligations to nurse him at home or suffer the slings and arrows of angry fellow parents . . . . Well, you get the picture.

On a chilly afternoon at a community clinic in Southeast Washington, three young doctors are busily laying the foundation for the health-care law’s success. Jacob Edwards flips through a manual on skin conditions, diagnosing a rash that looks like chicken pox. Jessica O’Babatunde consults her supervisor on treating an adolescent’s obesity, which is literally off-the-charts. And Julie Krueger peppers 3-year-old Daphauni with questions at her physical: How do you spell your name? What did you eat for breakfast? What’s your favorite vegetable? (Cheese.)

We all want to think of medicine as an honorable profession and that the people in it work with integrity, but a new survey shows that may not be exactly true.

Nearly 1 in 20 Americans older than 50 have artificial knees, or more than 4 million people, according to the first national estimate showing how common these replacement joints have become in an aging population....

More and more U.S. adults are being told by their doctor to get out and exercise, according to government survey released Thursday....

Ten months after becoming the first person to get a full face transplant in the U.S., a man marvels at recovering the ability of expression.

For the first time in 45 years, homicide has fallen off the list of the nation's top 15 causes of death, government health officials said Wednesday.

Periodically smoking marijuana doesn't appear to hurt lung capacity, the largest study ever conducted on marijuana smokers has found.

Everyone knows stress can cause headaches and sleepless nights. But a new study suggests it can actually shrink your brain.