I wouldn't attempt any of that for at least a year after the operation. Don't forget Arnie needed to have a repeat operation, after going overboard post-op.
i had a similar build when I was his age, and I certainly didn't lift very heavy. You've got to understand that every time you lift something really heavy your blood pressure spikes. Swinging from bars like that can't be too good for your shoulders, either.
Having said that, he is inspirational.
Zach, I've got to tell you, we middle aged guys are a generation of losers compared to the generation before us.
I also take my hat off to you young people So mature and stoic. It's actually moving.