Health

How states can better regulate indoor air quality

Open any weather report for your area, and in addition to temperature and humidity levels, you'll also find the current outdoor air quality. But what about when you enter a school, an office building, a hospital, or a grocery ...

Vaccination

China's bet on homegrown mRNA vaccines holds back nation

China is trying to navigate its biggest coronavirus outbreak without a tool it could have adopted many months ago, the kind of vaccines that have proven to offer the best protection against the worst outcomes from COVID-19.

Diseases, Conditions, Syndromes

Herd immunity for Americans may be an elusive goal, experts say

(HealthDay)—While more than half of American adults have gotten at least one dose of a coronavirus vaccine, many scientists and public health experts now believe that herd immunity cannot be reached in the foreseeable future.

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