Here’s what to know about Merkel cell skin cancer. Singer Jimmy Buffett died at the age of 76 on Sept. 2, after a four-year battle with the rare disease. ...

Warmer conditions have led to earlier tick activity in the U.S. Here are 6 diseases you don’t want to contract from the eight-legged parasites. ...

A rare brain-eating amoeba has been responsible for two deaths in the last two weeks. It’s found mainly in warm bodies of freshwater, and infections are almost always fatal. Here are some precautions you can take and how cases could rise as our planet warms. ...

A woman in Indiana died of water intoxication after reportedly drinking 64 ounces of water in 20 minutes. So how much water is too much? Here’s what experts say. ...

We talk a lot about heat’s physical effects on the body. But it can also influence mental health. If you or someone you know is experiencing a mental health crisis, call or text 988 to reach the National Suicide Prevention Lifeline. ...

A surge in biting mosquitoes across California has led to a sharp rise in cases of West Nile virus. Scientists say a combination of heavy rain, searing heat and a rare tropical storm made for ideal mosquito breeding conditions. ...

A global study says there is a link between air pollution and antibiotic resistance, and it has strengthened over time. Antibiotic resistance is estimated to kill 1.3 million people a year, and is considered one of the fastest growing threats to human health. ...

Whether you wear a fashionable, luxury watch for style or wear an electronic smart watch for activity tracking, your watch band might be carrying multiple types of harmful bacteria. ...

At a Glance Infections caused by Vibrio vulnificus rose from about 10 a year to about 80 over a 30-year period.It's usually found along the Southeast and Gulf coasts.The bacteria was regularly causing infections as far north as Philadelphia by 2018. Sign up for the Morning Brief email newsletterto get weekday updates from The Weather Channel and our meteorologists. The number of cases of potentially fatal infections caused by a "flesh-eating bacteria" are increasing and the bacteria is spreading farther...

At a Glance T​he bacteria, Vibrio vulnificus, can cause necrotizing fasciitis.Several people infected during or after Ian died.A similar spike in cases was seen after Hurricane Irma in 2017. Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. H​urricane Ian fueled a weeks-long spike in a deadly type of bacteria along Florida's Southwest Coast where the storm made landfall last year, new research shows. T​he bacteria, Vibrio vulnificus, can cause...

A ninth case of malaria has been detected in the U.S., this time in Maryland. Here’s what you need to know about the mosquito-borne illness. ...

If you live in one of these states, you might need more Vitamin D this winter. ...