Don't be intimidated though. If you're not regularly exercising, start with a smaller goal And increase at a rate you're comfortable with. Walking is a great activity and is great for your body and easier on your knees than running.
The point is to do more than you are now.
The main reason he's hiding it is because he wants to be treated like a god by his followers.
But let's be honest: he's going to release a false report if push comes to shove.
He has no upside to release his health records. Or tax record.