下面这些图片告诉你一个事实：只要努力，就一定成功！
（增肌原理）
ARNOLD SCHWARZENEGGER
JAY CULTER
JEFF SEID
KAI GREENE
KEVIN LEVRONE
LEE PRIEST
LOU FERRIGNO
PHIL HEATH
RONNIE COLEMAN
SHAWN RHODEN
STEVE REEVES
TOM PLATZ
BRANCH WARREN
DENNIS WOLF
FRANCO COLUMBU
FLEX WHEELER
EVAN CENTOPANI
DORIAN YATES
DEXTER JACKSON
