The answer is really very simple. You don't. Most men simply are not able to do that.
There really is no other way. Unless you have a long penis, you won't be able to. Even attempting to without being flexible may put too much strain on your spine and develop back pain.
While elephants have flexible trunks, it is not physically possible for an elephant to suck its own penis due to the anatomy and limitations of their body structure.
Yes, you can I sucked my penis when I was only 12 well of course I masturbate any chance I get and I do autofellatio ( suck own penis) every day. You 9must first be flexible so practice stretching and you can even suck your penis with a 4 inch penis erect and since mine is 7 it wasn't hard.
I can and its great
yes
I'd guess you'd have to be flexible
No. It's a form of masturbation.
Depends on your flexibility and the length of the penis.
Some people can, all it takes is a flexible back.
It is not sinful - it is acrobatic. And it feels real good.
The porn star Ron Jeremy was able to do this when he was younger. It is extremely rare for a man to be able to do this. It requires a super and flexible body and a fairly long penis too. Ron Jeremy also had ribs removed.
Because earthworms can bend down and suck its own penis