Bloomberg News

No statistically detectable differences were evident between exercise and drug treatment for patients with coronary heart disease or prediabetes, and exercise was more effective among patients recovering from a stroke.

Insurers are getting faulty and incomplete data from the new federal-run health exchange, which may mean some Americans won’t be covered even after they sign up for an insurance plan.

Consumers couldn’t access parts of the U.S. government’s online insurance exchange Monday, after a weekend of technical upgrades failed to eliminate delays in the hobbled system at the heart of the health care overhaul.

Lessons from Massachusetts’ initial rollout of its exchange seven years ago may portend what’s to come for national enrollment. While few are enrolled, 8.6 million people went to the main government website portal last week.

Benefits advisers for government contractors say employees will be impacted in the way of retirement savings and more.

While the shutdown won’t stop the roll-out, which is largely funded through mandatory appropriations that can’t be curtailed by congressional inaction, it’s an open question whether it will lessen public enthusiasm to enroll.

Small businesses won’t be able to enroll in new online health insurance marketplaces until Nov. 1 in most U.S. states, the latest delay for the Obama administration’s signature health care law.

Half of Americans say Republicans should stop demanding that President Barack Obama’s Affordable Care Act be defunded as part of legislation to keep the government running even as they voice concern about the law’s impact.

In effect, the ACA’s biggest promise becomes its most formidable challenge: unprecedented access to care for a needy population when the nation is already grappling with overtaxed emergency rooms and a shortage of physicians.

Health insurance under the Affordable Care Act will cost individuals at least $2,988 a year on average, a price that Republican opponents may target as out-of-reach for many Americans who don’t qualify for U.S. subsidies.

Shutting down the government won’t shut down the health care law.

California, the most populous U.S. state, says the health insurance exchange it’s building as part of the Affordable Care Act will be ready on Oct. 1.

Adopting a diet rich in unprocessed foods combined with moderate exercise and stress management over five years increased the length of telomeres, the ends of chromosomes linked to aging.

Deaths from cancer have dropped by more than a million in the past two decades, but could an aging population change that?

Biggest U.S. drugstore chain will move 160,000 current employees to private exchange.

House Republicans return to Washington today still at loggerheads over how to thwart the ACA without shutting down the federal government on Oct. 1.

U.S. stocks rose, with the Dow Jones Industrial Average capping its best week since January, as disappointing economic data fueled bets that any Federal Reserve stimulus cuts this month would be moderate.

As long as retirees enroll with the private insurance exchange, IBM will subsidize their health care premiums at a similar level, the company says.

House Republican leaders put together a plan to enact a stopgap government funding measure by forcing the Democratic-led Senate to take a largely symbolic vote on defunding President Barack Obama’s Affordable Care Act.

Time Warner Inc. yesterday said it would steer retired workers toward a privately run exchange, days after a similar announcement by International Business Machines Corp.