With the air quality in question for most of the country and especially the West this seems to be our new norm. We now have to consider if our morning run could cause permanent damage to our lungs.

This article gives some great information and guidelines:

https://www.oiselle.com/blogs/oiselle-blog/the-risk-of-a-smoky-run?fbclid=IwAR3FOJtv6gFhDfhfvBYwlaWJMc_6JB5AVF2ONiAppz5l1jOHgSKGk15M6Y8

Are you dealing with bad air where you live?