Daniel Radcliffe turned to exercise after he quit drinking.
The 26-year-old actor gave up alcohol after he finished filming 2011's Harry Potter and the Deathly Hallows Part 2 because his drinking was getting out of control and says working out helped him to stay sober.
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He explained: "Like the cliche of anybody who is quitting something, I really got into exercise."
Daniel also admitted drinking to excess and having to be looked after by pals on more than one occasion.