How Old Is Too Old to Screen for Cancer?

As baby boomers age, the number of elderly people is expected to double in the next 20 years. It's that age group that's most at risk for cancer which has lead to a growing field known as geriatric oncology. Screening tests for things like prostate, breast or colon cancer can catch the disease before it spreads. But there are questions over how long those tests are effective. Is there an age that a patient reaches where the test is less effective? ideastream®'s Eric Wellman spoke with Angela Townsend, a health reporter with the Plain Dealer.