Premieres Wednesday, April 6, 2022 at 9 p.m. on KPBS TV + Sunday, April 10 at 9 p.m. on KPBS 2 / On Demand. Follow three women at risk of developing Alzheimer's as they join a groundbreaking study to try to prevent the disease - sharing their ups and downs, anxiously watching for symptoms, and hoping they can make a difference.