The start of the school year is quickly approaching, which means close quarters and lots of germs for kids. Here are some of the illnesses that will be spreading this year, including new dangers and some classics making a reappearance.

Hand, Foot and Mouth Disease

Hand, foot and mouth disease is an infection that can be caused by numerous viruses, according to the Centers for Disease Control and Prevention. It results in sores inside the mouth, as well as a rash on the feet and hands. While the infection is usually harmless and goes away after seven to ten days, it can result in viral meningitis, polio-like paralysis or brain inflammation. While the disease typically occurs in children under the age of five, people of all ages can contract it.

Doctors in Virginia, Tennessee, Indiana, and South Carolina are currently reporting outbreaks, according to multiple sources—including CBS News. Some Major League Baseball players have even called out sick because of the disease in recent weeks.

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