Katie Couric marks 25 years since she underwent a colonoscopy on TV. She's been urging people to get screened since her husband died of colon cancer.

Screening is something that people often put on the back burner, ” Katie Couric tells PEOPLE about the public service announcement with Colorectal Cancer Alliance and Maximum Effort.

Her latest campaign uses humor and celebrity star power to break stigma and encourage early detection of colon cancer.

A new study published in the Journal of Nutrition Education and Behavior highlights the development of a culturally-informed ...