A urinary tract infection (UTI) happens when bacteria enter and infect parts of the urinary tract, including the urethra, bladder and kidneys. It's one of the most common types of infection in older adults, with more than 1 in 10 women over age 65 and nearly 1 in 3 women over age 85 reporting a UTI within the last year. There are several reasons why the risk of UTI increases with age. As we get older, we experience changes in our hormones, immune system and microbiome (the healthy bacteria living in the gut) that may make it harder to fight off infections. Many older adults also face issues