edit: this is vintage EPA, I know seeing links to us gov websites probably instinctually raises the hairs on the backs of a lot of people right now and that is valid, but these are superb resources.

I think a lot of people are unaware that you can make a HEPA filter air purifier out of simple materials for very cheap, and the impacts on indoor air quality can have a substantial impact on your health and your pets health.

See this study for some data on impacts using a hepa filter like this.

https://www.epa.gov/air-research/research-diy-air-cleaners-reduce-wildfire-smoke-indoors

also see https://healthybuildings.hsph.harvard.edu/diy-air-cleaners/

A good well reviewed and effective HEPA filter is the coway ap-1512hh is a good air purifier. Make sure to research how effective the air purifier is you are buying if you decide to buy one instead of making one, their effectiveness varies quite widely and it can be misleading.

If you can’t get yourself to do this to improve your health, remember it also impacts your pets too.

https://thenarwhal.ca/wildfire-smoke-pets-impact/