Image: Pixabay/Syaibatul Hamdi

How Dangerous Are Covid-19 Silent Spreaders?

A lot of people without symptoms are spreading the coronavirus, a new study suggests

Before boarding for a mid-March cruise from Argentina to Antarctica, passengers were screened for fever. In addition, any prospective passenger who had been to an area with Covid-19 outbreaks was not allowed to board.

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Robert Roy Britt

Robert Roy Britt

Health & science writer. Independent journalist covering physical health & mental wellness. My new book, “Make Sleep Your Superpower,” is coming Nov. 1.