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.

As we deal with this extremely cold weather, health experts say the head, fingers, ears, and toes are the most affected body parts in frigid weather. If someone is mumbling, stumbling, or fumbling, it ...

Most colds clear up in about 7-10 days, but a high fever, chest pain, or worsening symptoms could mean it’s getting worse. Other red flags include worsening congestion, facial pain, ear pressure, or ...