People wait in line outside a coronavirus disease (COVID-19) vaccination centre at Sydney Olympic Park during a lockdown to curb the spread of an outbreak in Sydney, Australia, August 16, 2021. REUTERS/Loren Elliott
Aug 19 (Reuters) – Here’s what you need to know about the coronavirus right now:
Study shows vaccine efficacy wanes under Delta
A British public health study has found that protection from either of the two most commonly used COVID-19 vaccines against the now prevalent Delta variant of the coronavirus weakens within three months.
It also found that those who get infected after receiving two shots of either the Pfizer-BioNTech or the AstraZeneca vaccine may be of greater risk to others than under previous variants.
Based on more than three million nose and throat swabs taken across Britain, the Oxford University study found that 90 days after a second shot of the Pfizer…
