As a personal trainer and a judge for National Physique Committee bodybuilding events, Dr. Bruce Nadler has seen his share of bulging biceps, massive pecs and delts that might make a Greek god hang his head in shame.
But he said that what he has seen on the professional bodybuilding circuit in recent years takes the cake.
"When I go to the bodybuilding performances now, some of them, their appearance is barely human," he said.
So what's behind the 30-inch biceps and the other freakishly...
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