The Major Scientific Controversies Over COVID-19

The Major Scientific Controversies Over COVID-19
One of the debates still raging is how people develop immunity to COVID-19 and whether it lasts. Mongkolchon Akesin/Shutterstock
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Although political leaders have closed borders in response to COVID-19, scientists are collaborating like never before. But the coronavirus (SARS-COV-2) is novel—and we don’t yet have all the facts about it. As a result, we may have to change our approach as new scientific data comes in.

That doesn’t mean the science isn’t trustworthy—we will get the full picture over time. And there is already great research that can help inform political decisions. Here are three topics that scientists disagree on.

Face Masks

COVID-19 spreads by droplets from coughs, sneezes, and speaking. To halt the spread of the virus, face masks have become compulsory in many countries.
Manal Mohammed 
Manal Mohammed 
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