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Menu warnings at the Heart Attack Grill in Las Vegas nearly proved true for a man who had a medical episode that looked like a heart attack. John Blackstone reports on the caught-on-tape incident.

About 800 doctors and medical workers donate their time inside LA's Memorial Arena for a once-a-year free health clinic organized by the non-profit CareNow.

California issued a statewide mandate for students to get the TDAP shot - a whooping cough vaccine - following a deadly outbreak of the disease last year. And, as John Blackstone reports, not everyone is falling willingly into line.

Five years ago, Zack Lystedt suffered a concussion that almost killed him but recovered in time to walk at his own graduation paving the way for future concussion patients along the way. John Blackstone reports.

The government is making a new attempt at tackling America's ever-growing waist line. John Blackstone reports on the end of the Food Pyramid, and the beginning of "My Plate."

Elizabeth Taylor was known for using her star power for humanitarian work, in particular, helping victims of AIDS. John Blackstone looks back at the charitable side of the fallen superstar.

John Blackstone reports on an artificial retina that could restore partial vision to the blind may soon be approved by the FDA. Then, Erica Hill talks to Dr. Jennifer Ashton about how the device works and how it could change the lives for people with certain types of blindness