James Van Der Beek shared colorectal cancer warning sign
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According to the American Cancer Society, colorectal cancer is the third-leading cause of cancer-related deaths in men in the United States.
Diagnoses in people younger than 55 have nearly doubled since 1995.
The type of cancer O’Hara causes the blood to produce more clots, or get “stickier,” triggering a sudden blockage in a lung artery, according to the National Institutes of Health. That causes the blood flow to the lungs to get cut off or restricted.