Get out of my head. That song immediately came to mind when I read it.
http://youtu.be/bPYT9Vyu62A
Good luck on getting back in shape, Irving. I've found the injuries that I willed my way through in my yoot came back with a vengeance after 40. The bod just doesn't recover like it used to. I wish you the best.
Life has a way of catching up with us.