What is a urinary tract infection?

A urinary tract infection is what happens when bacteria (germs) get into the urinary tract (the bladder) and multiply. The result is redness, swelling and pain in the urinary tract. Most UTIs stay in the bladder.

Did you know that…

  • Urinary tract infections (UTIs) are responsible for nearly 10 million doctor visits each year.
  • One in five women will have at least one UTI in her lifetime.
  • UTIs can be treated effectively with antibiotics.
  • UTIs also may be called cystitis or a bladder infection.