Dr. Jan Lewis, 66, used to be what she calls a “lifelong non-swimmer.” “Neither of my parents swam,” she says. “There were no pools in our area in Pennsylvania, and my parents told us we didn’t have ...

Whether I’m being forced to participate in a team-building icebreaker or I’m trying to make conversation on a first date, I have one go-to fact about myself that always works: I can’t swim. I’m not ...