Katelyn Jonozzo lived a very active lifestyle and had no symptoms of colon cancer before she was diagnosed at stage 3.
From a young age, Katelyn Jonozzo took pride in being very active.
Up until she was 18, she practiced gymnastics 4 to 5 days a week. "I loved the discipline, I loved having a regimented schedule," Jonozzo, 31, told Business Insider. "That instilled h... [5184 chars]