Wednesday, June 29, 2022

The PBS on-demand streaming service, WPBS Passport, is now available in Canada! Learn More

HomeVideoHow masks help protect you from new COVID-19 variants

How masks help protect you from new COVID-19 variants

The coronavirus is still adapting to its new host — humans — and the more it spreads, the more chance it has to mutate and create new variants. Vaccines will help to reduce transmission, but so will doubling down on public health measures, including wearing a well-fitting mask with multiple layers. Dr Clare Rock, an epidemiologist at Johns Hopkins Hospital, explains what makes the new variants likely more infectious.

Stream your PBS favorites with the PBS app:
Find more from PBS NewsHour at
Subscribe to our YouTube channel:

Follow us:

PBS NewsHour podcasts: