Superhuman Troy explains the science of biceps with a research-backed workout to add 1-2 inches.
Arnold Schwarzenegger's flexed bicep was said to be 22 inches in circumference; Mike Tyson's -- 18.5 inches; and Venus Williams's, 15 inches. That's a lot of muscle. But chances are your arms are that ...
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5 essential bicep exercises to increase arm size and thickness
Superhuman Troy demonstrates 5 of the best bicep exercises for maximum mass.
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