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Seemingly overnight, treatment of men with early-stage prostate cancer has undergone a sea change. Five years ago, nearly all opted for surgery or radiation; now, nearly half are choosing no treatment at all. The approach is called active surveillance. It means their cancers are left alone but regularly monitored to be sure they are not growing. Just 10 percent to 15 percent of early-stage prostate cancer patients were being treated by active surveillance several years ago. Now, national data from three independent sources consistently finds that 40 percent to 50 percent of them are making that choice. (Kolata, 5/24)

Joe Biden is set to host a national cancer research summit next month, the executive director of his initiative announced Tuesday — giving the vice president another chance to put his “moonshot” project in the spotlight in his final months in office. (Nather, 5/24)

Vice President Joe Biden [will] host a national conference on cancer research with scientists, oncologists, donors and patients, the White House said Tuesday. The "National Cancer Moonshot Summit" will be a daylong conference intended to galvanize Biden’s push to double the pace of research to cure cancer. (Master, 5/24)