3 ms·
The know that presymtomatic people are highly contagious.
by gvjddbnvdrbv 7y ago
The know that presymtomatic people are highly contagious.
- jmckib 7y agoI don't doubt it, but where did you hear that?
- gvjddbnvdrbv 7y agoThe WHO back in February. Maybe the advice has changed...
- squinteyedrogue 7y agoThis South Korean COVID expert says people are contagious 2 days before symptoms show. https://youtu.be/QwoNP9QWr4Y?t=97 https://youtu.be/QwoNP9QWr4Y?t=97
- jmckib 7y agoHe says that they are contagious, but he doesn't say highly contagious (I know you're not the one who made that claim, I just wanted to clarify). I'm not sure if we know yet how contagious people without symptoms are, but it's most likely going to be less than a person with symptoms simply because they're no longer coughing.
- iso947 7y agoWHO disagree with you, so citation needed.
- gvjddbnvdrbv 7y agoDo you mind linking to the WHO source? Last I checked they said presymptomatic people are contagious. It's why track and trace is so important and difficult. People are contagious after 3 days but first show symptoms clustered around 5 days. So we need to contact trace their last week or so. A lot of western governments have been unable to do this so they have decided to hope presymptomatic people are not contagious and just ask symptomatic people to self isolate. Another factor is what is symptomatic. I had a weird tightness in my chest 2 days before my fever and a tickle in my throat 1 day before. Breathing issues started 4 days after fever. I had no clue the tightness was covid...