I do respect them. I keep my distance. What else you want. Shine your shoes? Cook your dinner?
Yes it does. No masks even recommended on the trail.
https://www.cdc.gov/coronavirus/2019-ncov/daily-life-coping/visitors.html
If a park, beach, or recreational facility is open for public use, visiting is okay as long as you practice social distancing and everyday steps such as washing hands often and covering coughs and sneezes
Cover coughs and sneezes.