Will there be an updated COVID booster this fall?

Vaccines

A: Yes. It looks like an updated formula with an XBB variant will be headed our way soon in the US. TL;DR: ✅Fall boosters will be comprised of one (a “monovalent”) XBB strain. ✅The closely related XBB strains protect well against each other, so vaccine makers will pick one (might be XBB1.5). ✅The original SARS-CoV-2 Read more…