At a Glance The cases are not tied to international travel.Malaria is so rare in the U.S. that the disease is considered eradicated.In parts of Florida where it's generally warm all the time, mosquito activity is year-round. Sign up for the Morning Brief email newsletterto get weekday updates from The Weather Channel and our meteorologists. A​ second very rare case of a person being infected with malaria from a local mosquito bite is being reported in Florida. State health department...

Is it safe to breathe wildfire smoke? How long does it take to see negative health impacts? After days of smoke exposure, many are finding themselves asking these questions. Let’s take a look at expert advice and find out how dangerous this event is. ...

Peru is in the midst of its worst dengue fever outbreak on record, and a coastal El Niño played a big role. Torrential rains fuel reproduction of mosquitoes which carry the disease. Here’s what you need to know. ...

Dozens of products that included frozen fruit were voluntarily recalled over possible listeria contamination. Here’s what fruits could be affected and which grocery stores they were sold in. ...

Sign up for the Morning Brief email newsletterto get weekday updates from The Weather Channel and our meteorologists. Poor air quality continues to plague parts of the Great Lakes and Ohio Valley from thick wildfire smoke that was sent southward into those regions from Canada. H​ere's where the worst air quality is right now. Unhealthy to very unhealthy air is blanketing the Great Lakes and Ohio Valley this morning, as the data in map below from shows. T​hat includes Chicago,...

The question as to why about 10% of people with Lyme disease have prolonged symptoms that can last months or even years has baffled scientists. But a new study may have found the answer inside the immune system. ...

At a Glance Malaria is so rare in the U.S. that it's considered an eradicated disease.Florida and Texas have both recently reported locally acquired cases of malaria.They are the first such cases in the U.S. since 2003, according to the CDC. Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. Florida residents are being warned of malaria spreading via mosquitoes in the southwest part of the state. T​he CDC issued...

Johnson & Johnson is issuing a recall on Neutrogena and Aveeno brand spray sunscreens over carcinogen concerns. Here’s what you need to know. ...

Trace amounts of benzene, a chemical known to cause cancer, were found in samples of a popular sunscreen brand. ...

(Thinkstock) Those of us in cold climates will surely bundle up against , but will we protect our skin from the effects of the cold? “Many people don’t realize that they have to change their skin care regimen in the winter,” , a dermatologist at Yale New Haven Hospital, told Weather.com. “It’s important because our skin is more susceptible to drying out.” When cold temperatures move in, the skin is more likely to become dry with less moisture in the...

At a Glance Poor air quality from wildfire smoke continues to impact parts of the Northeast and Great Lakes.The smoke can trigger serious health problems and outdoor activities should be limited.Low pressure sent the smoke southward from rash of wildfires in eastern Canada. Sign up for the Morning Brief email newsletterto get weekday updates from The Weather Channel and our meteorologists. Note: Y​ou can track the real-time air quality for your area using The Weather Channel air quality tracker at...

After at least two confirmed cases of malaria in Florida, health officials are asking local residents to take actions to protect themselves. Malaria is not spread from human to human, but there are ways to avoid becoming infected. ...