Of the more than 1 million people who signed up for health care plans through Covered California last year, 92 percent were eligible for enrollment and most of them stayed with their insurance carrier, according to preliminary figures released Wednesday.

One of the greatest promises of the Affordable Care Act is that if you are sick or get sick, health insurers can no longer charge you more or avoid covering you altogether.

California's Medi-Cal program has grown to cover nearly half of the state's children, causing policymakers and child advocates to question the ability of the taxpayer-funded program to adequately serve so many poor kids.

At least 280,000 Sutter Health patients could stop worrying Friday that they'd have to find a new health care provider partway through this year.

Saying that "the possibilities are boundless," President Obama on Friday announced a major biomedical research initiative, including plans to collect genetic data on one million Americans so scientists could develop drugs and treatments tailored to the characteristics of individual patients.

The Obama administration said on Wednesday that more than 7.1 million people have signed up for 2015 healthcare coverage through the federal government's insurance marketplace as of last Friday.