Sad news:
Due to a back injury that plagued him in recent years and before that mononucleosis Mario Ancic decided to terminate his professional career at 26 year.
Mario Ancic decided to say goodbye to tennis. Four-year battle with a back injury and mononucleosis earlier proved to be too demanding and young Splićanin decided to retire.
Ancic was announced that the reasons for leaving and their thoughts with the general public to share on Wednesday in Split, at a press conference.
One of our best players ever in his career he won three ATP titles, with the Croatian Davis Cup 2005th and an Olympic bronze medal in Athens 2004. paired with Ivan Ljubicic. In addition, he played semi-finals at Wimbledon, Roland Garros quarterfinals, and in July 2006. was the seventh player of the world.
Everything went downhill in February 2007. before the Davis Cup meetings with Germany. Then he was diagnosed with a severe form of mononucleosis. Several times he returned, 2009. he played the finals of Zagreb and Rotterdam semifinals, but in May last year reached a new severe injury, this time back that proved decisive for the end of his career.
Source: Croatian website http://translate.google.com/translate?hl=en&sl=auto&tl=en&u=http%3A%2F%2Fwww.hrsport.net%2Fvijesti%2F412904%2Ftenis%2Fmario-ancic-prekida-karijeru, maybe there're grammatical errors, sorry no time to translate it myself