The Top 10 Don’ts for Mass Gaining: To Build Rock-Hard Muscle Fast, Here’s What Not To Do | SimplyShredded.com

The Top 10 Don’ts for Mass Gaining: To Build Rock-Hard Muscle Fast, Here’s What Not To Do | SimplyShredded.com: "David Letterman’s signature comedy routine for his late-night TV show is his Top Ten List. Likewise, many bodybuilding and fitness magazines also have their top ten lists of how to achieve various body composition goals with countdowns such as “Six Tips for Building Shoulders Like Boulders!” and “The Four Best Ways to Pump Your Stomach!”"