Most cases of the flu don’t lead to more than a few days home from work, or sometimes a hospital stay. In some cases, however, the flu can cause major respiratory problems and even death.

Going on a camping trip is usually associated with some pretty routine injuries - a few mosquito bites and maybe a scraped knee. But most people would not expect to return home with a serious rodent-borne illness.

While the development of bird flu cases in China has slowed, threats from a new virus, the novel coronavirus (nCoV), have begun to top the list of outbreak concerns.

There is not yet a vaccine available to prevent the new bird flu strain seen in China, and doctors are still trying to determine the best way to treat patients with the virus.

Cases of whooping cough, or pertussis, have been increasing in recent years. Public health officials have been looking for the best ways to reduce the disease in young babies.

The H7N9 bird flu strain in China and novel coronavirus in the Middle East have both been making headlines and putting health officials worldwide on alert for strange symptoms or outbreaks of disease.

As health officials cope with concerns about bird flu in China, a different virus is putting experts on alert in other parts of the world.

Cases of H7N9 avian influenza in China have had experts worldwide on edge since the end of March. There is still much to be learned about the new bird flu strain, inspiring researchers in Vietnam to probe deeper.

The summertime heat sends many of us looking for a place to take a nice, cool dip. As you prepare to swim in pools, lakes and oceans, be mindful of what's in the water and how people can contaminate these places. 

Many people infected with HIV or hepatitis C aren’t aware of their infections. These unknown infections can strike especially hard in underserved and poor communities.