Doctors say there are less invasive screening options for colon cancer, but each comes with tradeoffs.

For those approaching or over age 45, the very word—colonoscopy—can elicit waves of dread. However, these screenings truly save lives. Colonoscopies are considered the “gold standard” for screening.

Everyone knows someone who has had a colonoscopy and heard the stories about the preparations. Wouldn’t you rather have a day ...