As coronavirus continues to unfold world wide, face masks are in excessive demand as individuals search for methods to guard themselves.
However do they actually shield most individuals from contracting the virus?
Dr Shunmay Yeung from London College of Hygiene and Tropical Medication explains.
Please word: This video was produced on 13 March 2020 and based mostly on the recommendation obtainable from the World Well being Group and different well being teams on the time.
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