US could reach herd immunity by summer through vaccinations alone, CNN analysis finds

us-could-reach-herd-immunity-by-summer-through-vaccinations-alone,-cnn-analysis-finds

The pace of Covid-19 vaccine administration in the US continues to improve, each day bringing the country closer to herd immunity — the point at which enough people are protected against a disease that it cannot spread.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top