Introducing: Doubt

Fast-moving variants of the coronavirus seen in England, South Africa and Brazil have sparked concern around the world. Researchers worry some may diminish the potency of existing vaccines and complicate efforts to escape the pandemic. As COVID-19 cases started to climb in early ...  Show more

This month marks the one-year anniversary in the U.S. of nationwide school closures. The public health measure was designed to help stem the spread of Covid-19. But in doing so, it’s had a profound effect on children. That’s in contrast to the disease itself, which rarely makes y ...  Show more

A few decades ago, nobody really questioned vaccines. They were viewed as a standard part of staying healthy and safe. Today, the number of people questioning vaccines risks prolonging a pandemic that has already killed hundreds of thousands of Americans. How we got to this momen ...  Show more

An alarming number of Americans hold negative views about vaccination. So if and when we get a Covid-19 vaccine, will people sign up to receive it? CNN’s Chief Medical Correspondent Dr. Sanjay Gupta talks with vaccine scientist Dr. Peter Hotez about the safety of vaccines. To lea ...  Show more

Covid-19 vaccine distribution is finally rolling out, but some Americans are still skeptical. CNN Correspondent Elle Reeve travels to rural Tennessee to hear people’s concerns and speak with medical and policy experts about how to overcome vaccine hesitancy through building trust ...  Show more

Proponents of vaccines have contended with waves of skepticism and controversy in recent years, and even if you’re first in line for your booster, the doses have stacked up in a way that inspires questions. Today, Dr. Sanjay Gupta sets the record straight on whether you can ever ...  Show more