It’s time to double-mask it, experts say – Mic

Ive been seeing a lot of people wearing two masks lately. Honestly, at first I thought it seemed like a strategy that was more performance than science, and that it was just another example of Americans more is better approach to basically everything. But it turns out that I was wrong. According to new findings from health experts, wearing two masks offers more protection than wearing one alone.
If you combine multiple layers, you start achieving pretty high efficiencies of blocking the virus, Linsey…

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