The smoke is coming from a sudden collection of intense wildfires in the far northern reaches of Minnesota and Ontario, Canada, where hundreds of fires are burning.
The states with the most severe air quality indices, rated "very unhealthy" to "hazardous" by the EPA, include most of the Great Lakes area.
The FDA approved Lipfendra, the first oral PCSK9 inhibitor by Merck, marking a new way to treat hypercholesterolemia with a daily pill.
The current cyclosporiasis outbreak is one of the biggest surges in recent years. Here's what to know about the previous outbreaks.
A new report ranks the fittest cities in America, with one city at the top for the ninth consecutive year. See the full list here.
Unlike many foodborne bacteria, the Cyclospora cayetanensis parasite is resistant to chlorine and many common sanitizing treatments.
Without treatment, the gastrointestinal illness could last from a few days to a month or longer.
A diarrhea-causing parasite may require people to take extra precautions, but it’s not a reason to panic, according to Dr. Mark Shelly, an infectious disease physician at Geisinger in Danville.
Newswatch 16's Emily Kress spoke to an allergy specialist about diagnosing and treating asthma.
No specific items have been identified as the source of the cyclosporiasis outbreak, but Taco Bell "voluntarily and temporarily" removed ingredients in some stores.
