In TODAY.com's Expert Tip of the Day, a doctor reveals the important clues about your health that can be found in your snot.

“Asking for an antibiotic to make your cold go away faster is not going to help, and it actually contributes to bacterial ...

There’s nothing that will make you yearn for the days of breathing through both of your nostrils quite like getting struck down with a nasty cold. And while waking up with a sore throat or runny nose ...

Autumn is one of the most beautiful times of year, but it’s also when sickness can spread like wildfire. If it seems like more people around you are sneezing and sniffling, it’s not your imagination.