Do masks stop viruses?

Do masks stop viruses?

According to Dr Shiva, masks do not work against the spread of viruses but instead makes the people wearing them more ill. See the clip below.

Dr. V.A. Shiva Ayyadurai holds four degrees from MIT, is a world-renowned systems scientist, inventor and entrepreneur. He finished his doctoral work in systems biology within the Department of Biological Engineering at MIT.

Read more about dr Shiva on his website: vashiva.com

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