Colon cancer is the second-deadliest cancer in the US, partly due to low screening rates. New and emerging screening tools, like blood and breath tests, may offer alternatives to in-office screenings.

Dak Prescott has dealt with his share of criticism as the leader of the Dallas Cowboys, and the two-time Pro Bowler is poking fun at fans "s--- talking’ him in a new PSA for colon cancer screening.