Bradley Cooper Reflects on 19 Years of Sobriety, Says Past Struggles Helped His Acting

Bradley Cooper has been sober for 19 years after getting sober at age 29.
He struggled with drug and alcohol addiction in his 20s that negatively impacted his work.
Cooper credits his sobriety for helping him play addict characters like in A Star is Born.
He feels fortunate for his gradual rise to fame and humble about his success.
Cooper admits he's lucky to be alive after nearly losing his battle with addiction.