Advertisement
Related:
- Vaccine protection vs. omicron infection may drop to 30% but does cut severe disease
- Pfizer data shows that its COVID-19 pill is effective against severe disease
- Why rapid COVID tests are in short supply in the U.S.
- What omicron's fast spread could mean for the U.S. — and the world
- Don't let omicron crash your holiday gathering. Here's how to keep your family safe
- Tracking the coronavirus around the U.S.: See how your state is doing
Advertisement