... they consider it equivalent to a battle zone. Once you reach the pros, the sport becomes more like war.

But to one man, these challenges are nothing compared to what he has had to face during the past year and a half. I am talking about Kenechi Udeze, a former defensive end of the Minnesota Vikings.

For those of you not familiar with Udeze, he was a 6'3", 281 pound monster during his playing days. Currently, he is just 26 years old.

When he played, he was a member of one of the NFL's premier run defenses, and was a top performer on the defensive unit. So why is he no longer playing?

On February 11, 2008, Udeze was diagnosed with leukemia. Leukemia is a form of cancer that causes white blood cells to grow at rapid rates...

Read Complete Article at Bleacher Report - NFL