Early studies show promise in coronavirus immunity

Scientists examining the coronavirus and the impacts of COVID-19 on the human body are scrambling to understand whether people are at risk of infection even if they have already contracted and recovered from the virus.

The question was thrown into stark relief over the weekend, when the World Health Organization (WHO) warned governments against issuing “immunity passports” to those who have recovered from the illness so that they could then return to work. The WHO said not enough is known yet about how the virus leaves the human body.

“There is currently no evidence that people who have recovered from COVID-19 and have antibodies are protected from a second infection,” the WHO said. Continue reading.