The Delta variant of Covid-19 is more contagious than other lineages, and is spreading rapidly in under-vaccinated populations. While vaccination is a matter of choice for adults, many children – ...

Unvaccinated people – including children – are more vulnerable because it is more transmissible, said CNN Medical Analyst Dr. Leana Wen, an emergency physician and visiting professor of health policy ...

COVID-19 vaccines haven't been authorized for children under age 12. That means kids are at higher risk of contracting the Delta variant, the most transmissible to date. But experts worry more about ...

NPR's Ari Shapiro speaks to Dr. Roberta DeBiasi of Children's National Hospital on the coronavirus variant delta's impact on children. Although kids are much less likely than adults to get seriously ...