Opposing Views recently reported on the world's tallest dog, now meet the man with the largest biceps, according to the new Guinness Book of World Records book, which was recently released.
Moustafa Ismail has biceps measuring 31 inches, which is as big as a grown man's waist, reports the NY Daily News.
The egyptian bodybuilder has been working out for 10 years and says he eats chicken for his giant muscles.
Ismail told The Sun: "My friends in the gym just couldn't believe how much my arms seem to grow so I began to really focus on getting bigger. Working out makes my mood better. You're just focusing. And I like that in this type of sport you can see your improvement in your shape."
The 24-year-old manager of two gas stations said that he moved his family to Massachusetts five years ago in order to use better gym equipment.