How long will nucleic acid test be positive and negative?

How long COVID-19's nucleic acid positive turns negative depends on personal constitution, severity of virus infection, age and other factors. Most patients can turn negative in about 2 weeks. ?

How long it takes for COVID-19 to turn negative can't be generalized, and it needs to be treated comprehensively according to the severity of the patient's illness, his own physique, age and other factors. ?

If you are a young person with good physical condition and mild symptoms, it may take only a few days or a week to turn negative. If it is asymptomatic, it usually takes about 7~ 14 days. ?

However, for some severe patients with poor autoimmune or basic medical history, the virus may exist for a long time, the treatment time will be significantly prolonged, and it may take several months for patients to turn negative. ?

At present, the vaccination rate in China is very high, and most patients have mild symptoms after infection, which generally takes about 1~2 weeks to turn negative. ?