मास्‍क का गलत इस्‍तेमाल आपको कर सकता है बीमार, एक्‍सपर्ट ने दी चेतावनी

The level of pollution in many areas of North India including Delhi is continuously increasing, which is causing serious impact on the health of people. The use of masks has increased to avoid air pollution, but wearing masks for a long time can lead to many health problems. The expert says that if we are using the mask for protection from air pollution, then we should choose the right mask.