I live is a similar environment where I have a lot of oak trees and not a lot of open sky. I would suggest finding a spot where you can launch with a clear view of the sky. It's doesn't need to be a huge open space, just enough that if your drone...
Don't know what field of health care you were in , but as a retired ophthalmologist, aged 87, I can reassure you that you are in for a great deal of fun. Never stop learning new things. Get out there in the open country and practice a lot. Watch...
Best wishes and enjoy your new hobby. I started when I was about your age and decided to get my 107 at about 74 years old just so I could fly for my church (new construction) legally. Never regretted it and am a much better informed and safer...
You might want to run through the Pilot Institute's free online "Deep Dive" course on the Air 3S. It's a very good way to get familiar with the drone and learn the features.
https://pilotinstitute.com/course/dji-air-3s-deep-dive/