Flu is a respiratory illness that’s caused by flu viruses, and “most experts believe that flu viruses spread mainly by tiny ...

Scientists hope to prevent deaths from climate change, but heat and cold are more complicated than we thought.

Learn ways to keep yourself warm in winter. Certain strategies can help you retain heat more effectively and cheaply.

Despite their frequency, many people misunderstand what a fever means, when it’s dangerous and how best to manage it. Here’s ...

"He had flesh wounds so deep that his intestines were out, around 40% of his face was scraped off, one eye was out of the ...