While omicron symptoms tend to be milder than previous variants, its high transmissibility has caused more people to become infected.
Author: Celina Tebor and Christine Fernando, USA TODAY
Pfizer vaccine loses power against omicron, small study shows; variant’s early traits: more infectious, less dangerous: Live updates
The U.S. will allocate more resources toward international vaccine access as the omicron variant is identified in more countries. Latest COVID news.
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