wearing a respirator (face mask) is essential to keep the lungs and heart healthy. There are different types of masks to ...

The air quality index (AQI) is alarmingly rising and there is an increase in the harmful pollutants in the air that trigger respiratory ... of N95 masks in filtering out particulate matter 2.5 ...

There are many face masks to choose from, but properly fitting respirators offer the ... It filters 95% of particulate matter, just like the N95 mask, says Dr. Nina Shapiro, a pediatric ear ...