Health experts warn extreme cold — or even prolonged exposure to normal winter temperatures — can affect the heart, the brain and other vital organs. Related: What is wind chill and how is it ...

As millions of Americans cope with severe winter ... such as brain function, heart function, lung function," Nwakanma said. Frostbite, when skin or tissue freezes, is another cold weather danger ...

The risk of brain stroke is often higher during ... Blood pressure (BP) is generally higher in the winter than in the summer Cold weather causes blood vessels to narrow, which is known as ...

As temperatures drop, zip up that coat, pull on a hat and gloves and be mindful of how much time you're exposed to the elements, especially if you're an older ...