Why do we get sick more in the winter?
More time indoors means greater spread of germs, experts say. Check whether you're contagious
Peripheral vascular disease: Answers to common questions
Knowing signs and getting treatment can lower your risk for complications
Infant colds: What’s normal and what’s not
Learn the cold's causes, symptoms, how parents can help, and when to get care
How to combat vitamin D deficiency during short winter days
Vitamin D is an important nutrient for healthy bones, muscles and metabolism