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Long Covid is Common After Mild Covid-19 Infection

“I was vaccinated but developed a Covid infection shortly before being eligible for a booster shot. I had a fever and fatigue which lasted...

You Need the Covid Booster

RADITIONAL COVID-19 VACCINE REGIMENS appear not to neutralize the rapidly-spreading Omicron variant. On the other hand, three mRNA vaccine doses elicit potent variant cross-neutralization, including the...

On the Origin of Covid. With Apologies to Darwin

Where did the SARS-COV-2 virus originate? Was it artificial and unintentionally escaped its laboratory confines? Was it released intentionally?

Why Won’t More Older Americans Get Their Covid Booster?

A central question for scientists championing boosters is why rates have stalled among people 65 and older.