By Angus Chen Feb. 28, 2022 A patient undergoing a mammogram. New research suggests 1 of 7 breast cancer cases detected during screenings are what’s known as an “overdiagnosis.”ANNE-CHRISTINE POUJOULAT/AFP VIA GETTY IMAGES Catching cancer early in a mammogram can be life-saving — smaller tumors are easier to remove surgically, and therapy often has a much...
