As first seen on Livescience.com When Milwaukee Brewers pitcher Chris Capuano reports for spring training in April, he will be anxious to demonstrate the effects of a performance-enhancing off-season. His brain will benefit from a sharper focus while his throwing arm will boast an extra boost that has been missing since 2006. Stimulants? Steroids? Scandal? No need to panic, he just had LASIK surgery for his eyes and "Tommy John" surgery for his injured elbow. Of course, had he chose...