Roughly one in ten American women experiences a UTI each year. A board-certified Texas physician explains symptoms, first-line antibiotics, evidence-based prevention, and when telehealth can treat you from home.
By Dr. Kathryn Kline, MD · Board-Certified Family Medicine Physician (ABFM) · Published 2026-05-26
If you have ever felt that unmistakable burning when you urinate — or found yourself racing to the bathroom every twenty minutes only to produce a trickle — you already know how miserable a urinary tract infection can be. You are far from alone. Roughly one in ten American women experiences a UTI in any given year, and more than 60 percent of women will deal with at least one in their lifetime. For many, the infections keep coming back.
Despite how common urinary tract infections are, most of the information available online is either too vague to be useful or too clinical to understand. This guide is here to help. Below, you will find a clear, physician-authored explanation of what causes UTIs and how to recognize the symptoms. You will also learn what your doctor actually considers when choosing treatment, which prevention strategies have real evidence behind them, and when a telehealth visit can get you treated without leaving your home.
A urinary tract infection is a bacterial infection that can affect any part of your urinary system — the urethra (the tube that carries urine out of your body), the bladder, the ureters (the tubes connecting your kidneys to your bladder), or the kidneys themselves. The vast majority of UTIs are bladder infections, medically called cystitis, where bacteria enter through the urethra and multiply in the bladder.
Some mild bladder infections may resolve without antibiotics, but most will not — and waiting carries risk. Research suggests that 25 to 50 percent of uncomplicated UTIs in women may clear on their own within a week. However, there is no reliable way to predict which infections will resolve and which will worsen. Because antibiotics work quickly and the risk of progression to a kidney infection is real, most physicians recommend treatment rather than a wait-and-see approach.
With appropriate antibiotics, most people feel significantly better within one to two days. The infection itself is typically cleared within three to five days, depending on the antibiotic prescribed. If symptoms persist beyond 48 hours of treatment, contact your doctor — you may need a different medication.
No. UTIs are not sexually transmitted and cannot be passed from one person to another. However, sexual activity can increase the risk of developing a UTI by introducing bacteria into the urinary tract.