Study details whether your old face mask is still effective a year later

If you bought a pack of reusable face masks at the start of the pandemic and find yourself still using them more than a year later, you may ...

If you bought a pack of reusable face masks at the start of the pandemic and find yourself still using them more than a year later, you may be wondering whether they’re still effective at helping reduce the spread of the virus. A new peer-reviewed study from the University of Colorado at Boulder confirms they are — with one big … Continue reading

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