The WHO recommends disposing of face masks after one use, but what are the risks of reusing them? Photo: Shutterstock
The WHO recommends disposing of face masks after one use, but what are the risks of reusing them? Photo: Shutterstock

Can we safely reuse disposable face masks? The risks of multiple use, and how to follow the ‘envelope method’ to stay safe

  • Many people around the world have been reusing single-use face masks, to save money or reduce waste
  • Repeatedly used masks release more microfibres, but they don’t enter the deeper airways, say experts

The WHO recommends disposing of face masks after one use, but what are the risks of reusing them? Photo: Shutterstock
The WHO recommends disposing of face masks after one use, but what are the risks of reusing them? Photo: Shutterstock
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