Tag: flu shots
Is COVID Immunity Hung Up on Old Variants?
In the two-plus years that COVID vaccines have been available in America, the basic recipe has changed just once. The virus, meanwhile, has belched out five variants concerning enough to earn their own Greek-letter names, followed by a menagerie of weirdly monikered Omicron subvariants, each seeming to spread faster than the last. Vaccines, which take months to reformulate, just can’t keep up with a virus that seems to reinvent itself by the week.
But SARS-CoV-2’s evolutionary sprint might not be
New COVID Vaccines Will be Ready This Fall. America Won’t.
Not so long ago, America’s next COVID fall looked almost tidy. Sure, cases might rise as the weather chills and dries, and people flock indoors. But Pfizer and Moderna were already cooking up America’s very first retooled COVID vaccines, better matched to Omicron and its offshoots, and a new inoculation campaign was brewing. Instead of needing to dose up three, four, even five times within short order, perhaps Americans could get just one COVID shot each year, matched roughly to
America’s Flu-Shot Problem Is Also Its Next COVID Problem
About 18 years ago, while delivering a talk at a CDC conference, Gregory Poland punked 2,000 of his fellow scientists. Ten minutes into his lecture, a member of the audience, under Poland’s instruction, raced up to the podium with a slip of paper. Poland skimmed the note and looked up, stony-faced. “Colleagues, I am unsure of what to say,” he said. “We have just been notified of a virus that’s been detected in the U.S. that will take somewhere between