Do masks really work in India’s air pollution?

Can air pollution masks help with India's air pollution?

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Oxybreath Pro

Thank you so much for sharing your blog with us.

Cristina

You should come to Mexico City

Meenakshi

Hi Paddy – why cant I see the Venus N99 mask on the comparator graph for cost effectiveness? Thanks, Meenakshi

David Edward Lane

A question/ concern I’ve long had with the PortaCount testing protocol, is what impact does a … Read more »

Dhruv Kapur

Are these studies published in a reputed paper or journal? This will make these findings much more useful.