Healthy aging: Over 50
Learning Center
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.
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.
Umbilical hernia
Learn about this condition in which your intestines create a bulge near your navel.
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.
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.
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.
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.
Urinary incontinence
Learn about possible causes of the loss of bladder control and what treatments are available for this problem.
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.
Urine color
Foods and medicines can change the color of urine. But a color change also could be a sign of disease.
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