The Ebola outbreak in West Africa has led to thousands of deaths and a maelstrom of misinformation. Here's a primer on what you need to know about the virus and the response to it.
About 75,000 patients a year die from infections they caught in the hospital. A Kaiser Health News analysis finds that nearly 700 hospitals across the nation have higher than expected infection rates.
Galveston, Texas, officials meant well when they tested a passenger while she was still at sea. But some say airlifting a blood sample in a Coast Guard helicopter was needlessly alarming.
There's one place in Monrovia where people continue to gather together despite the threat of Ebola: Sunday church service. One reverend knows firsthand how the smallest mistake can be deadly.
More than half of Americans polled said they were concerned about an Ebola outbreak in the U.S. within a year. When asked the same question in August, 39 percent of people expressed the same concern.
The federal government will suspend funding while it reviews the potential risks and benefits of certain experiments with three viruses: SARS, MERS and influenza.
The antibiotic-resistant bacteria C. difficile can be deadly. Fecal transplants often can cure infections but have a major ick factor. Capsules of fecal matter deliver the cure more politely.
The outbreak of serious respiratory illness in children was a big surprise; it was caused by an obscure virus rarely seen in the U.S. Two doctors on the front lines explain what they've learned.
Vaccination isn't a perfect defense against flu. But vaccines remain the most reliable way to reduce the risk from an illness that causes thousands of deaths in the U.S. during a typical flu season.