Colorectal cancer screening should start at age 45, health advocates urge

Health advocates are pushing to lower the screening age for colorectal cancer, something a new study suggests could prevent thousands of cases and deaths. #cancer #healthnews #cbcnews Watch The National live on YouTube starting at 9 p.m. ET Subscribe to The National: https://www.youtube.com/user/CBCTheNa... More from CBC News | https://www.cbc.ca/news The National is the flagship of CBC News, showcasing award-winning journalism from across Canada and around the world. Led by Chief Correspondent Adrienne Arsenault and Ian Hanomansing, our team of trusted reporters helps you make sense of the world, wherever you are.