Urinary tract infections (UTIs) usually occur when bacteria – most often, Escherichia coli (E. coli) enter the urinary tract through the urethra and multiply in the bladder. As it would be astonishing to find out that your refrigerator might be behind recurrent UTIs, a U.S. study suggests exactly that. Urinary tract infections (UTIs) usually occur when bacteria – most often, Escherichia coli (E. coli) enter the urinary tract through the urethra and multiply in the bladder. As it would be astonishing to find out that your refrigerator might be behind recurrent UTIs, a U.S. study suggests exactly that. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle