Why Some Doctors Say There Are Cancers That Shouldn’t Be Treated NYT | Top Stories By: Gina Kolata 9 December 2025 at 01:54 Statistics show a clear spike in eight cancers in younger people, but that has brought a debate over whether many cases ever needed to be found. © Michael Macor/San Francisco Chronicle, via Getty ImagesAn image of a patient’s prostate. Patients in the early stages of prostate cancer and other types of cancer might safely wait to see if the disease progresses.