FREE Take-home Colon Cancer Screening Colon and rectal cancer is the second leading cause of cancer death for men and women despite being one of the most preventable forms of cancer, when caught early. From March 1 - May 31, people who are age 45 or older can receive a free immunochemical fecal occult blood test (iFOBT) take-home colon screening kit. Screening kit pick-up sites and additional information available on CentraCare.com CentraCare® FREE Take - home Colon Cancer Screening Colon and rectal cancer is the second leading cause of cancer death for men and women despite being one of the most preventable forms of cancer , when caught early . From March 1 - May 31 , people who are age 45 or older can receive a free immunochemical fecal occult blood test ( iFOBT ) take - home colon screening kit . Screening kit pick - up sites and additional information available on CentraCare.com CentraCare®