This report describes findings from a household study that indicate transmission of SARS-CoV-2 among household members was frequent from either children or adults.
— Read on www.cdc.gov/mmwr/volumes/69/wr/mm6944e1.htm
CDC Definition of close contact
CDC now defines a close contact as someone who was within six feet of an infected individual for a total of 15 minutes or more over a 24-hour period
— Read on www.cdc.gov/coronavirus/2019-ncov/php/contact-tracing/contact-tracing-plan/appendix.html