A pulmonary embolism tied to colorectal cancer killed Catherine O’Hara. Here’s how common the event is among cancer patients - Nearly a dozen types of cancer are more likely to cause the venous clots

“We must double down on research to pinpoint what is driving this tsunami of cancer in generations born since 1950," the study's lead author said.

Colorectal cancer is now the leading cause of cancer death in people under 50 in the United States. Overall cancer deaths in adults under 50 have gone down over the past 30 years. But colorectal cancer deaths have risen about 1.

Colon cancer is now the leading cause of cancer-related deaths for men under 50 in the United States, according to new research published in the Journal of the American Medical Association.

Colon cancer can be found in a few ways, including a digital rectal exam and a fecal occult blood test. There is also the option of using devices in a sigmoidoscopy or colonoscopy. There is also a virtual colonoscopy, the National Cancer Institute said.

Researchers are projecting that, by 2050, there will be 35.3 million people with cancer and 18.5 million cancer deaths worldwide.