
Uh oh! Your stomach really hurts.You're feeling queasy.And you know what's coming next.But did you also know that these feelings are the start of a battle?A germ, probably a virus, is attacking your intestines.So your brain sends a message to your stomach to get rid of its contents.You...

Uh oh! Your stomach really hurts.You're feeling queasy.And you know what's coming next.But did you also know that these feelings are the start of a battle?A germ, probably a virus, is attacking your intestines.So your brain sends a message to your stomach to get rid of its contents.You...

Uh oh! Your stomach really hurts.You're feeling queasy.And you know what's coming next.But did you also know that these feelings are the start of a battle?A germ, probably a virus, is attacking your intestines.So your brain sends a message to your stomach to get rid of its contents.You...