Video after the break...
By Rob Markman (@RobMarkman)
While 50 Cent has always prided himself on his music, his efforts have extended far outside the studio and into Hollywood, the fashion world and the gym. Who could forget the chiseled frame Fif showed off in his breakout 2003 video for "In da Club"? Now, the G-Unit juggernaut is offering tips on how to achieve a fit physique in his new book "…