Breathing Behind the Mask: Is Carbon Dioxide Inhalation A Risk? [Video]

N-95 is a new addition to our ‘GRWM’ (Get Ready With Me) as pollution levels have skyrocketed in Delhi NCR and the surrounding areas. In the past week, the AQI (Air Quality Index) crossed the mark of 1,000 inviting a wave of memes on social media and not to forget, the disease threat due to it. With the air turning hazardous, stepping outdoors without a mask feels almost impossible.

While masks act as essential shields against pollution, they also bring up a pressing question: Are they entirely safe for prolonged use? With a mask on, aren’t we breathing in our own exhaled carbon dioxide? Is breathing carbon dioxide behind the mask safer? 

To understand if breathing behind the mask is safer, OnlyMyHealth team interacted with Dr Roohi Pirzada, MBBS, Consultant – Physician, Mumbai.

Elevated CO2 Levels: A Cause for Concern?

Wearing masks for extended periods can trap exhaled CO2 in the space between the face and the mask, leading to elevated CO2 concentrations. Dr Pirzada …