( RS.com ) -- Parkinson 's disease has changed a lot about Michael J . Fox 's life -- but it 's not all been for the worse , the actor tells senior writer Brian Hiatt in interviews for Rolling Stone 's latest cover story . Fox , who 's returning to TV on NBC 's `` The Michael J . Fox show , '' says that in many ways , his acting has improved . Michael J . Fox Comedy Gets Green Light From NBC . `` I had a certain fluidity to my movements and rhythm of speech and a physicality that I had depended on , '' he says . `` It served me really well , but when that was taken away , I found that there was other stuff that I could use . That hesitation , that Parkinsonian affect , is an opportunity to just pause in a moment and collect as a character and respond to what 's happening and just gave me this kind of gravitas . It really gave me a new view of things . '' What are the 10 best new TV shows ? Fox used to be `` really nervous , '' the actor continues , fretting `` about a scene that was coming up . ( I 'd ) sweat it out and say , 'What am I going to do ? You say action and I have to do something . What am I going to do ? And what 's that actor going to do ? And how do I respond to that ? ' '' Michael J . Fox Talks About Return to TV on 'Letterman ' But now , he describes , `` it 's just like 'Okay , what 's happening ? ' And something happens , I react to it and if nothing happens , I do n't react . I do n't worry about that bit I was going to do or the look I was gon na give because when I get there I may not be able to give that look or do that thing or move that glass . '' Look for the issue on stands and in the iTunes App Store now . See the original story on RollingStone.com . Copyright © 2011 Rolling Stone .
Michael J . Fox returns to TV this fall on NBC . The actor believes that Parkinson 's has helped his acting . He used to get really nervous , but now he does n't worry .