URGENT: Five months = plunging COVID vaccine effectiveness

A new paper just out in the NEJM confirms human biology is the same everywhere.

The New England Journal of Medicine has just published a letter reporting that Covid vaccine protection among 19,000 healthcare workers in San Diego went from 94%+ March through June to 65% in July.

It also reported vaccinated and unvaccinated people were just about as likely to be symptomatic (which means they probably had similar viral loads and risks …