(NC) Many of us have heard that fresh air is good for us, but what does that mean and why is it important?
Basically, fresh air is when the particles of air around you are regularly replaced; it’s the movement of air. Outside, this happens naturally when air is moved by a breeze. Inside, you need good ventilation to improve air quality, by letting fresh air in and preventing stale air from being trapped inside with you.
Respiratory viruses may be transmitted from person to person through the air by small respiratory particles called aerosols. For example, when someone who has COVID-19 breathes, talks, sings, shouts, sneezes or coughs, they can release respiratory particles with the virus into the air and spread it to others. The smaller and more crowded the room, and the longer that others stay in the space, the higher the risk that COVID-19 may spread. Good ventilation helps to reduce the levels of potentially infectious particles in the air, by letting fresh air in, which is especially...
