As extreme cold weather grips large sections of the United States, people still need to work and live their lives. CNN wellness expert Dr. Leana Wen has guidance.

While there's no universal cutoff that applies to everyone, understanding the risks and your body's responses can help you ...

Dangerously cold Arctic air is fueling extreme cold temperature warnings amid major winter storm. Here's what to know and how ...

Over the next few days, when wind chills could drop to minus 30 or minus 40 degrees, the cold can quickly become harmful to your health.

If you wonder how cold is too cold for your dog out for a walk or outside time, it can depend on the breed, size and coat ...

Did Pueblo break any temperature or snowfall records this past weekend? Here's what the National Weather Service said.