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What causes frequent urination and painful urination? 19 possible conditions

See a list of possible causes in order from the most common to the least.


Urinary Tract Infection

UTIs are usually caused by bacteria and can occur in any part of the urinary tract. Symptoms of upper UTIs include pain in the upper back, chills, fever, and nausea.

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Bladder Infection

A bladder infection is a bacterial infection. It also may be called a urinary tract infection (UTI), which refers to infection anywhere in the urinary tract, including the bladder, kidneys, ureters, or urethra.

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Kidney Stones

Kidney stones are solid masses of crystalized calcium or other substances that originate in the kidneys but can pass through the urinary tract. The greatest risk factor is making less than one liter of urine per day.

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Urethritis is an infection of the urethra, the tube that carries urine from the bladder and semen out of the body. Symptoms include burning while urinating, abdominal pain, and discharge.

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Prostatitis is inflammation of the prostate gland, which produces a fluid found in semen. The inflammation may spread to the area around the prostate. Causes include bladder infection, STDs, and injuries to the prostate.

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Urethral Stricture

Usually the urethra is wide enough for urine to flow freely through it. When it narrows, it can restrict urinary flow. This is known as a urethral stricture.

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Menopause is a natural biological process in women that marks the permanent end of menstruation and fertility. Hot flashes, vaginal dryness or pain, and frequent urination are signs.

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Gonnorhea is a sexually transmitted disease that affects warm, moist areas of the body. Early symptoms include pain when urinating and discharge.

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Bladder Cancer

Bladder cancer occurs in the tissues of the bladder, which is the organ that holds urine. Fatigue, weight loss, painful or frequent urination, and abdominal or back pain are symptoms.

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Benign Enlargement of Prostate

Benign enlargement of the prostate, or benign prostatic hyperplasia, is a common condition where the prostate gland swells beyond normal size. It is a normal condition of male aging but can interfere with urination.

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Chronic Nonbacterial Prostatitis

Chronic nonbacterial prostatitis causes pain and inflammation in the prostate and the lower urinary tract in men. It's a common condition, especially in men between the ages of 35 and 50 and the cause is often unknown.

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Bladder Neck Obstruction

The bladder neck is a group of muscles that connect the bladder to the urethra. The muscles constrict to hold urine in your bladder, and relax to release it through your urethra. Urinary problems occur whe...

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Pyelonephritis is an inflammation of the kidney and upper urinary tract. Symptoms include flushed skin, back pain, fever, and nausea.

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Urologic Diseases

The term "urologic diseases" describes a wide variety of conditions, all related to the processing and carrying of urine out of the body. They can affect men, women, and children of all ages. These diseases affect ver...

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Transitional Cell Cancer (Malignant Neoplasm of Ureter)

Urine collects in the renal pelvis and is drained by the ureter into the bladder. When cancer develops in the renal pelvis or ureter, it begins in transitional cells, which line these organs.

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Prostate Cancer Overview

Learn prostate cancer information, causes, symptoms and treatments.

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Reactive Arthritis (Reiter's Syndrome)

Reiter's syndrome produces inflammation, swelling, and pain in the joints due to infection elsewhere in the body. Symptoms include mouth ulcers, painful urination, and urethral discharge.

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Chlamydia Infection

Chlamydia is a sexually transmitted disease that should be treated quickly in order to avoid complications. It is caused by bacteria that are usually spread through sexual contact. People with chlamydia often don't hav...

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Hydronephrosis is a condition that typically occurs when one kidney becomes swollen due to the failure of normal drainage of urine from the kidney to the bladder. This swelling most commonly affects only one kidney, bu...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.