U.S. regulators said they have found no link between oral bisphosphonate osteoporosis medications such as Merck & Co Inc.'s Fosamax and certain thigh bone fractures.

Congress is up against a hard deadline for passing health insurance reform legislation. Msnbc.com fact-checks this claim — and more.

A government panel says too many women who want to avoid a second Cesarean-section for child birth are being denied the chance.

More than 400 passengers were sickened by the norovirus on a Celebrity Cruise lines ship in mid-February. That outbreak of gastrointestinal illness is one of eight to hit cruise ships in 2010 — with four in just one week, according to the CDC.

Like Alice down the rabbit hole, Olivia Watts sometimes sees people who look as if they have magnified heads or distorted bodies. The 6-year-old has a neurological condition known as “Alice in Wonderland” syndrome.

Whether it's a grieving dog, a depressed horse or even a whale mysteriously beaching itself, there is a long history of animals behaving suicidally, behavior that can help explain human suicide, says newly published research.

Demographers say this year could be the "tipping point" when the number of babies born to minorities outnumbers that of babies born to whites.

President Luiz Inacio Lula da Silva says a recent health scare that sent his blood pressure soaring prompted him to kick the smoking habit he had for five decades.

As states struggle with red ink, more seniors face new fees or lengthy waiting lists for in-home services like meal deliveries, personal care assistants and visiting nurses.

Nicotine builds up gradually in smokers' brains rather than spiking after each puff, according to a study that might help point to new ways to help people quit smoking.

What if steaks were healthier than strawberries, and ice cream a better weight-loss tool than carrots? It's time to rethink what you know about the food you eat.