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Are Ear Infections Contagious?

A Keck Medicine of USC ear, nose and throat expert explains when to seek care. As parents, we know that…

Are Upper Respiratory Infections Contagious? A Doctor Explains What You Need to Know.

Is an upper respiratory infection contagious? Here’s what’s true and what’s false. “An upper respiratory infection usually affects the upper…

5 Ways to Protect Yourself From the Flu and Other Respiratory Illnesses

It’s more important than ever to take steps to reduce your risk for respiratory illnesses like the flu, colds and…

Do Vitamin D Supplements Really Improve Your Health?

Can vitamin D supplements prevent cancer, protect your heart and step up physical performance? Read on to see what science…

Are Hiccups a Sign of Something Serious?

If your hiccups are chronic, they may be more than a temporary annoyance. Find out about the underlying medical conditions…

What’s the Difference Between a Cold, Bronchitis and Pneumonia?

Sniffling. Coughing. Maybe a fever. Whatever it is, you feel miserable. But is it just a cold — or something…