That's all-natural. No roids. Helluva lot of hard work though.
I can remember him just a couple years ago, stuffing his hole with Twinkies and Ho-Hos and chasing them with a gallon of whole milk everyday, trying to make the minimum weight to join the Air Force.
Sorry. I can't help bragging.
No matter how jacked he gets, whenever I think of him I remember the little skinny kid on the bicycle.
It's a Dad thing.