▽Worthwhile Canadian Initiative ●11/21 07:39 Healthy 80 year olds need FIT testsThere is a trade-off in cancer screening. On the one hand, older people are more likely to get cancer - as the chart shows, colorectal cancer incidence rates rise with age. On the other hand, the number of years one can expect to live decreases as one gets older. If a cancer is slow growing - as colorectal cancer often is - an older person might die of a heart a