 "covid vaccination door to door")
As a virus-weary world limps through the third year of the outbreak, experts are sending out a warning signal: Don’t expect omicron to be the last variant we have to contend with — and don’t let your guard down yet.
In the midst of a vast wave of milder infections, countries around the world are dialing back restrictions and softening their messaging. Many people are starting to assume they’ve had their run-in with Covid-19 and that the pandemic is tailing off.
That’s not necessarily the case.
The crisis isn’t over until it’s over everywhere. The effects will continue to reverberate
