When 65-year-old Bonnie McGuire was vaccinated earlier this year for COVID-19, a huge weight of worry disappeared in an instant.
“I felt amazingly serene," she says. "It was a strange feeling. I've never had this experience, and none of us in this country ever have, where this shot will keep you, you know, you will not die on a ventilator alone in a hospital – with this one little jab in your arm. It's startling the simplicity of that."