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Why Experts Can Pounce On New Diseases Faster As They Emerge

Public health experts have gotten much better at detecting new diseases and figuring out their cause since the SARS outbreak nearly 10 years ago. Advances in communications and genetics mean information about new microbes is more accessible.

Medicare Dings Hospitals For Too Many Repeat Customers

The Federal government wants hospitals to take responsibility for discharged patients to make sure they are not admitted again within 30 days. Medicare will penalize hospitals with many repeat admissions, but some think putting this whole burden on hospitals is not fair.

Vitamin D No Help For Colds

Some lab studies suggested vitamin D supplements might enhance immunity. But a clinical test in New Zealand found that taking vitamin D didn't reduce the frequency or duration of colds for the people who took the supplements.

Some States Dragging Their Feet On Health Exchanges

November marks the deadline for states to decide how they'll participate in health insurance exchanges. Those exchanges come from the federal health care law passed in 2010. To find out how much progress the states have made toward their decisions, Audie Cornish talks with Alan Weil, executive director of the National Academy for State Health Policy.