Fact: Face masks won’t cause hypoxia – a low level of oxygen in the blood. But they should only be worn for a limited time. Throw away disposable masks after use and disinfect cloth masks in the washing machine or in boiling water.

This content was created by Africa Check, a non-partisan fact-checking organisation. View the original content here.

Also see: 

#KeepTheFactsGoing Episode 9: Dangers of health misinformation

#KeepTheFactsGoing Episode 8: Submitting a claim to fact-check

#KeepTheFactsGoing Episode 7: Spotting dodgy websites

#KeepTheFactsGoing Episode 6: Verifying fake videos (part 2)

#KeepTheFactsGoing Episode 5: Verifying fake videos (part 1)

#KeepTheFactsGoing Episode 4: How to do a reverse image search

#KeepTheFactsGoing Episode 3: Help break the cycle – verifying evidence

#KeepTheFactsGoing Episode 2: Are you complicit in spreading misinformation?

#KeepTheFactsGoing Episode 1: Five steps to take before forwarding a message

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