COVID-19 WARNING: Global alert for vaccinated people: this will happen to them too.

COVID-19 Update: What Vaccinated People Should Know About Immunity and New Variants

Headlines about new COVID-19 waves or variants can sound alarming, especially for people who thought vaccination was the final step. The truth is more nuanced: vaccination remains the best protection against severe illness, but immunity changes over time, and the virus keeps evolving. Here’s what the latest science actually says.