6 Health Benefits of Fresh Air
https://goodrelaxation.com/2012/01/health-benefits-of-fresh-air/

The Fresh-Air Fix
The simple way to boost brainpower, improve health, and feel great? Spend time outside.
https://www.prevention.com/life/a20463645/fresh-air-can-help-your-brain/

Why Getting Fresh Air Is So Good For You
https://www.huffpost.com/entry/tk-ways-fresh-air-impacts_n_5648164?ec_carp=2924904188478115963