HUGE—Kids spread the virus as much as adults. CDC study of households #COVID19 transmission very common. 53% overall.

BOTTOMLINE: there is no safe age group that does not transmit virus. Kids and adults similar risk of secondary transmission. #MaskUp https://twitter.com/alinouriphd/status/1322533730074972161

2) Findings from a prospective household study with intensive daily observation for ≥7 consecutive days indicate that transmission of SARS-CoV-2 among household members was frequent from either children or adults.

3) What are the implications for public health practice?

Household transmission of SARS-CoV-2 is common and occurs early after illness onset. Persons should self-isolate immediately at the onset of COVID-like symptoms, at the time of testing...

3) ... or at time of a positive test result, whichever comes first. All household members, including the index case, should wear masks within shared spaces in the household.

4) Link to CDC studyh

Transmission of SARS-COV-2 Infections in Households — Tennessee and Wisconsin, April–September 2020

https://www.cdc.gov/mmwr/volumes/69/wr/pdfs/mm6944e1-H.pdf

5) Buttressed by another Princeton study—“children and young adults are potentially much more important to transmitting the virus”—largest #COVID19 contact tracing study to date of half mil people finds children key to spread, evidence of superspreaders.