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Colorectal cancer is cancer that starts in either your colon or your rectum. Learn more about symptoms, diagnosis, and treatments.

If you take the blood-thinner warfarin, you’ll need to watch the amount of vitamin K in your diet. Keep the amount you eat about the same from day to day.

Most minor cuts or wounds to the face can be handled at home with simple first aid treatment. But there are also times when these injuries need medical care. Here's what you need to know.

The esophagus is the tube that carries food and liquid from your mouth to your stomach. Esophageal cancer starts in cells that make up the inner lining layer of the esophagus. Learn more about symptoms, diagnosis, and treatments.

During a facelift procedure, excess facial fat is removed, facial muscles are tightened, and the skin is stretched to make a smoother appearance.

This test measures the amount of a protein called factor I, or fibrinogen, in your blood. It helps find out if you have a bleeding or clotting disorder.

This test measures how much of the protein prothrombin, or factor II, is in your blood. It can help diagnose bleeding and clotting disorders.

The factor IX test is part of a larger screening to find out which type of hemophilia you have.

This test looks for a deficiency in a protein called factor V. This protein is one of your body's "clotting factors." When you have too little factor V, you may have bleeding problems.

This test helps find out whether you have hemophilia A or another clotting disorder.