Progress was made last week when officials pinned down a salad mix as the source of Cyclospora  infections (called cyclosporiasis) in Iowa and Nebraska.

Those buzzing mosquitos are annoying and their bites cause an uncomfortable itch. But when the West Nile virus is involved, mosquito bites can be more than just annoying.

Even though colorectal cancer is one of the most common cancers in the US, getting screened for the disease isn’t all that popular. This is especially true for people without insurance. In an effort to improve screening rates, some one-on-one attention did the trick.

Chinese herbal medicines have been used for centuries to treat everything from asthma and allergies to yellow fever. Recently, an ingredient widely used in these treatments has been shown to be dangerous.

When H7N9, a strain of bird flu, began infecting people in China last spring, officials and scientists worldwide tried to quickly learn more about this new virus.

Choosing the right workout gear is important for healthy exercise. Clothing that traps heat may raise body temperature and even cause heat strokes.

There's been a lot of news about the use of performance-enhancing drugs — or doping — in professional sports. But it's not just famous athletes who are using these drugs; young athletes are doping too.

Officials have been working to pinpoint the source of a foodborne parasite that has been causing illness across the US this summer. Now they may have found one culprit.