The second kind of close contact is close contact. This kind of people refers to people who live with close contacts, or work, dine and play in the same closed environment for the first time, but have not taken effective protective measures. The key people are usually their family members or colleagues.
How many days does it take for a secret worker to have symptoms? It usually takes about 7- 14 days.
COVID-19 has a certain incubation period, usually about 7- 14 days, so for most people, it takes 7- 14 days before the corresponding symptoms appear.
However, the specific time needs to be determined according to the type of virus contacted by close contacts, the contact time with patients, the size of contact area and personal physique. Some people have a short incubation period of only about 3 days, while others have a long incubation period of about 2 1 day.
Do three close contacts need to be isolated? They need to be quarantined.
According to the relevant regulations, for sub-close contacts, it is necessary to implement centralized medical isolation observation for 7 days. If COVID-19's nucleic acid test is negative within 7 days, and their close contacts are also negative for COVID-19's nucleic acid test, then they can be isolated.
However, it is recommended to do personal daily protection monitoring. During this period, it is best to reduce mobility, take personal protective measures when going out, do not participate in gathering activities, and do not leave the county (city, district) in principle before the end of daily health monitoring.