Article continues below advertisementEminem, 52, has been sober from drugs for 17 years - but his road to recovery hasn't been easy.The rapper, whose real name is Marshall Mathers III, opened up about his former drug addiction in his new documentary STANS, released in theaters for a limited time on Thursday, August 7.Eminem candidly shared how he had to "relearn how to walk, talk and for the most part, had to relearn how to rap again."Article continues below advertisement'I Started Treating Sobriety Like a Superpower'Source: megaEminem became sober in April 2008.