Covid-19 reinfection is real and could be worse the second time
This has implications for vaccine development because experts don’t know how long they will protect you
If you’ve had Covid-19, don’t think you won’t catch it again, more severely.
Scientists say reinfection is possible, after a study in the US found a 25-year-old man with no known immune disorders or underlying conditions was infected twice.
The new study, published in The Lancet Infectious Diseases journal, showed the man was infected within a 48-day time frame, while testing negative in between infections...