More than half of privately insured women are getting free birth control under President Barack Obama's health law, a major coverage shift that's likely to advance.

This week the Supreme Court allowed some employers with religious scruples to opt out, but most companies appear to be going in the opposite direction.

Many cases of Ebola in Sierra Leona may be going undetected, grassroots doctors warned in The Lancet on Saturday as they highlighted the impoverished country's problems in combatting the virus.

The journal published the letter on the heels of ministerial talks in Ghana, where a senior U.N. health official on Thursday said the outbreak in West Africa, the worst in the history of Ebola, may persist for several more months.

A California chicken producer has issued its first recall since being linked to an outbreak of an antibiotic-resistant strain of salmonella that has been making people sick for more than a year, company and federal food officials said Thursday night.

The U.S. Department of Food and Agriculture said it has found evidence directly linking Foster Farms boneless-skinless chicken breast to a case of Salmonella Heidelberg, an antibiotic-resistant strain of the disease that has sickened more than 500 people in the past 16 months and led to pressure from food safety advocates for federal action against the company.

Ohio brothers hoping to be recognized later this year as the world's oldest conjoined twins plan to celebrate Saturday as they hit a milestone they've been looking forward to for years.

Donnie and Ronnie Galyon of Beavercreek will be 62 years, 8 months and 7 days old, and they'll have outlived Eng and Chang Bunker, the famous 19th century "Siamese Twins."

How strong is that pina colada? Depending on how it's made, it could contain as much alcohol as two glasses of wine.

The U.S. National Institutes of Health is trying to spread the word: Take a look at its online alcohol calculator to see how much you're really drinking with those summer cocktails.

Many people would rather inflict pain on themselves than spend 15 minutes in a room with nothing to do but think, according to a U.S. study out Thursday.

Researchers at the University of Virginia and Harvard University conducted 11 different experiments to see how people reacted to being asked to spend some time alone.

Emergency talks on containing the worst Ebola outbreak in history were due to wrap up on Thursday, with ministers hoping to halt the virus' deadly rampage in west Africa after a jump in the number of deaths.

The highly-contagious tropical bug has infected hundreds of people in Guinea, Liberia and Sierra Leone, with the latest World Health Organization (WHO) figures showing that confirmed or suspected cases had left 467 people dead and experts fearing it could spread throughout the region.

A case of suspected mad cow disease has been found in Romanian beef, officials said Wednesday.

Romania's animal health and safety authority said a preliminary test on May 1 indicated that a cow slaughtered at an authorized abattoir was infected with bovine spongiform encephalopathy, or BSE.

U.S. and Japanese scientists who reported that they'd found a startlingly simple way to make stem cells withdrew that claim Wednesday, admitting to "extensive" errors in the research.

In two papers published in January in the journal Nature, the researchers said that they'd been able to transform ordinary mouse cells into versatile stem cells by exposing them to a mildly acidic environment. Someday, scientists hope to harness stem cells to grow replacement tissue for treating a variety of diseases.

Within a dense cluster of flimsy shacks made mostly of plastic tarp and wooden planks, a young mother cradles her sick, whimpering toddler while trying to guard against a fierce tropical sun.

Delimene Saint Lise says she's doing her best to comfort her 2-year-old daughter and control her spiking fever during what has quickly become a familiar agony in their makeshift community of shanties by a trash-clogged canal in the Haitian capital.