Until a vaccine is developed, public health measures are the best defense against SARS-CoV-2, the virus that causes COVID-19. These measures include masking, hand hygiene and physical distancing. "Strict adherence to those things is a very powerful antidote to this virus," says Dr. Gregory Poland, an infectious diseases expert and head of Mayo Clinic’s Vaccine Research Group
On the Mayo Clinic Q&A podcast, Dr. Poland discusses the latest news on COVID-19, including what has been learned about herd immunity and contact tracing, as well as the effectiveness of different types of masks.
Information in this post was accurate at the time of its posting. Due to the fluid nature of the COVID-19 pandemic, scientific understanding along with guidelines and recommendations may have changed since the original publication date.