Science Briefs
Surface Transmission
SARS-CoV-2 and Surface (Fomite) Transmission for Indoor Community Environments
People can be infected with SARS-CoV-2 through contact with surfaces. However, based on available epidemiological data and studies of environmental transmission factors, surface transmission is not the main route by which SARS-CoV-2 spreads, and the risk is considered to be low.
April 5, 2021
Updated: Underlying Medical Conditions
Scientific Evidence for Conditions that Increase Risk of Severe Illness
March 29, 2021
Updated: Recommendations for Fully Vaccinated People
Background Rationale and Evidence for Public Health Recommendations for Fully Vaccinated People
April 2, 2021
Options to Reduce Quarantine
December 2, 2020
Use of Cloth Masks
Community Use of Cloth Masks to Control the Spread of SARS-CoV-2
November 20, 2020
CDC's Science Agenda for COVID-19
Learn more about the high-level framework for planning and prioritization of COVID-19 work.