The rollout of COVID-19 vaccines has begun across the globe, and there’s hope that we may finally be able to get the virus under control in the coming months. However, the release of vaccines has become another source of stress for women who are pregnant, thinking about getting pregnant, or are breastfeeding, as they wonder: “Should I get the vaccine?”

Jack Doherty should not be here. After suffering a massive heart attack while playing hockey last fall, the 45-year father of five was dead. His heart had completely stopped. His skin was blue. “I was probably dead before my body hit the ice,” Jack said. However, an extraordinary series of events...