The virus that brought us COVID-19 is now going through accelerated evolution. Our vaccines must do the same.

The Omicron wave was by far the worst yet for the United States, with, at its peak, well over 1 million new cases a day, nearly 160,000 COVID-19 hospitalizations, and almost 4,000 deaths per day. That was attributed to the BA.1 variant, the most densely mutated version of the SARS-CoV-2 coronavirus since the pandemic’s origin. About 40% to 50% of Americans were likely infected with this virus in the brief span of 10 weeks.

Now we’re facing even worse Omicron family variants, BA.2 and BA.2.12.1.

Read the full article in The Los Angeles Times.