Staying healthy
Learning Center
Urine color
Foods and medicines can change the color of urine. But a color change also could be a sign of disease.
Urinary tract infection (UTI)
Learn the symptoms that may occur if there's an infection in the urinary tract. Also find out what can cause a UTI and how the infection is treated.
Urinary incontinence
Learn about possible causes of the loss of bladder control and what treatments are available for this problem.
Urethral stricture
Narrowing of the tube that carries urine from the body, called the urethra, can limit urine flow and cause a number of problems.
Ureteral obstruction
Learn about what causes blockage of the tubes that carry urine from the kidneys to the bladder, tests you might need and how the condition can be treated.
Ureteral cancer
Find out how doctors use minimally invasive surgery to treat this rare cancer that forms in the tubes that connect your kidneys to your bladder.
Undifferentiated pleomorphic sarcoma
Learn about this cancer that most often happens in the soft tissues of the arms and legs. Treatments include surgery, radiation therapy and chemotherapy.
Umbilical hernia
Learn about this condition in which your intestines create a bulge near your navel.
Ulnar wrist pain
Ulnar wrist pain occurs on the side of your wrist opposite your thumb. The pain can become severe enough to prevent you from doing simple tasks.
Ulcerative colitis
This type of inflammatory bowel disease affects the innermost lining of your digestive tract. Learn about available treatments for this often exhausting condition.
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