Covid-19 Booster Shots Are Here, and So Is the Angst Over Who Gets One

For doctors, the queries are coming fast and furious: Am I eligible for a booster? After six months or eight months? What if I got Moderna or Johnson & Johnson ?

Americans have reached the booster angst stage of the pandemic—and the Centers for Disease Control and Prevention’s announcement on Friday backing extra shots for some people, but not all, has left many with more questions than answers.