Georgia's controversial child obesity ads are being phased out, but debate continues over whether they do more harm than good.

Passing laws is one thing; enforcing them is another. Enter New York City's idling rule, meant to improve the city's air quality by prohibiting drivers from running their engines when they're not moving.

Thanks to the proliferation of online dating, would-be couples are now almost as likely to meet via email or a virtual "wink" as they are through friends and family.

Well-child visits have changed since you were a kid. Find out what pediatricians will be checking for.

In the New York town of LeRoy, more than a dozen people have suddenly developed uncontrollable twitching and verbal tics.

Doctors studying to become dermatologists have, for years, shared exam questions by memorizing and writing them down after the test to become board certified, CNN has confirmed.

Senior executive producer Roni Selig's personal and professional problems led to her eventually start the Fit Nation program at CNN.

As Kenya's leading psychiatrist, Frank Njenga has been championing the cause of better mental health care for more than three decades.

The world's largest collection of athletes' brains is being used to understand exactly what hits on the field are doing to the brain.

The cold hard reality is that America does not need to reform health care, it needs to transform health care, Dr. Otis Brawley says.