Urinary tract infections are both very common and potentially very dangerous. More than half of all Australian women will suffer from a UTI in their lifetime, and nearly one in three women will have an infection requiring treatment with antibiotics before the age of 24.
source https://www.lifetechnology.com/blogs/life-technology-science-news/bacterias-shapeshifting-behaviour-clue-to-new-treatments-for-urinary-tract-infections