Thank you but for other physical reasons I can't do that either. It would be good for some, though, yes!Mayo Clinic 2018 article in the New England Journal says there is a Non-invasive Colon Cancer Screening Test via DNA that is tested from a fecal sample sent through the mail that is 92% accurate. Check it out by clicking on this link:
http://ventures.mayoclinic.org/impact/colon-cancer-screening.php