A new study indicates that almost 29 million Americans lack health insurance — a big improvement compared to nearly 49 million in 2010.

Seniors in wellness programs targeting obesity, falling and chronic conditions are not sparking healthcare spending decreases, according to a federal analysis released Friday.

A new tier of high-income Medicare recipients next year will have to pay a greater percentage of their medical costs, the latest move to shift more of the federal program’s tab onto the wealthiest beneficiaries.

A coalition of 20 U.S. states sued the federal government on Monday over Obamacare, claiming the law was no longer constitutional after the repeal last year of its requirement that people have health insurance or pay a fine.

A bipartisan group of governors working to strike compromise on hot-button policy issues took on the question of health care on Friday.

Early this month, advocates of moving California to a single-payer health care system renewed their push in Sacramento. Hundreds of them crowded into a hearing of a special state Assembly committee that's exploring whether and how to bring universal health care to the state.