According to the National Kidney and Urologic Diseases Information Clearinghouse (NKUDIC), UTIs are the second most common type of infection in the body. Almost 50 percent of women get a UTI at some point in their life. Therefore, it is essential that teens understand the symptoms of a UTI and what to do if they think they have one. UTIs are common and relatively harmless, but they can become serious if left untreated. This helpful guide covers the...