Asymptomatic Reinfection in 2 Healthcare Workers From India With Genetically Distinct Severe Acute Respiratory Syndrome Coronavirus 2.

The article explores prospective study of severe acute respiratory syndrome coronavirus 2 (SARSCoV-2) household transmission in the United States (US) by Lewis and colleagues. Household transmission of SARS-CoV-2 is an important contributor to R0 and cannot be realistically addressed by continuous masking and social distancing. Use of data from contact tracing likely leads to an underestimate of household transmission.