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Twenty-six-year-old got donor hand after losing hers in traffic accident

1st change to guidelines for doctors in 30 years puts greater emphasis on early diagnosis of mind-robbing disease

Skin cancers and precancers can take many forms

Parents of Chinese toddler baffled by his growth; Hong Kong clinic offers him free weight-loss help

China's 136-pound 4-year-old seeks answers

Study shows many parents eager to have kids tests for adult diseases, despite cautions from experts

Erica Hill talks to Dr. Jennifer Ashton about a New York Times Magazine article about the dangers of sugar and the damage it does to our bodies

Clinical and nutritional psychologist Amanda Baten speaks to Erica Hill about the link between office candy bowls and weight gain and gives some tips on how to make mindful food choices.

Debate growing; Dr.

Straight teens also at risk in areas deemed less sensitive to gays

Medical correspondent Dr.

Researchers halt study on HIV prevention pill Truvada in African women after disappointing results show little success

A recent study shows the average American workers gains seven pounds per year. As Taryn Winter Brill reports, office candy bowls are part of the problem.

Half of meat and poultry may harbor staph bacteria, according to new estimate

I've tried it all: caulking cracks, blowing in insulation, replacing drafty windows and--I'm especially proud of this one--installing a mail-slot cover so airtight it could be used in a space shuttle docking module . Yet my home heating bill remains an object of fear and loathing. After years of trying low-tech solutions, I'm drawn to a high-tech solution, and the one I keep hearing about is the geothermal heat pump.