Every movie I watch now is a movie about an entire cast of people who seem to not have cancer, or at least this is, to me, its plot,” Anne Boyer observes in The Undying, her recent Pulitzer Prize-winning inquiry into cancer.

A photograph on the pamphlet extolling the benefits of emigration features women in red swimsuits, skidding on water skis across Sydney Harbor — a jarring contrast to the bleak circumstances of a British couple named Charlotte and Henry in their mold-afflicted, too-small house in Cambridge.

Last summer, my husband had gone hiking with our two dogs when one of them — a year-old rescue who weighs in at over 50 pounds, can scale steep inclines like a mountain goat and has the speed and grace of an Olympic athlete — suddenly collapsed.