Snot is gross but it happens. Cold, dry air irritates your delicate nose lining, causing extra mucus ( yuck) production in your nostrils. Cilia, hair-like organelles, help move mucus to the back of ...
Everyday Health on MSN
Want to start a winter sport? Here’s everything you’ll need to wear
Staying warm in winter sports is all about the right clothing and protection. Our guide will show you how to stay safe and comfortable, with advice from doctors, ski patrol, and more.
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