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Some people abstain from alcohol because of serious addiction. Others do it because booze just doesn't jive with their lifestyle. Whatever their reasons, these 40 notable men show that you don't always need a drink to feel good and be the best at what you do.

Cooper may be great at playing a drunk rocker, but in real life he's a completely sober actor. Cooper put down drinking at 29 because he believed it to be affecting his work.

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Downey quit drinking in 2003 and, five years later, picked up the most lucrative role of his career as Tony Stark in the Avengers franchise.

Lowe put down the bottle for good 28 years ago (even if he doesnt' appear to have aged much since then). In an interview with Men's Health, Lowe said exercise played a key role in his recovery.

Pitt once admitted that he couldn't remember a day since college that he hadn't been drinking. That's all behind him now.

Rodman is on the road to recovery once more after relapsing last year. He's vowed to stay sober this year.

The comedian credits the support of his 12-step program for helping him get clean 17 years ago.

Crews jokes that he's crazy enough sober as it is. He's not risking drunk Terry.

Stone Cold Steve gave up his signature beer chugging last year.

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Efron has said sobriety helped provide structure to his life and boosted his self confidence.

The comedian says he abstains from alcohol as part of a healthy lifestyle.

The international superstar DJ admitted he would drink two bottles of whiskey a night. He decided to get sober in 2014.

Radcliffe turned to alcohol to help manage fame. (He even admits to being drunk during the filming of Harry Potter). He has been sober now for 5 years.

Hopkins said he was hungover during much of his theatrical career and that, reflecting on his alcoholism, he's still surprised he hadn't died during those years.

The best-selling writer says that for much of his career the scariest monster was not being able to write sober. In sobriety, he has vanquished the monster.

Affleck has struggled with alcoholism for much of his life and has checked into rehab multiple times. He's sober as of 2019.

The legendary musician chose sobriety after the death of his son in 1991.

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After a particularly bad bender as a teenager, Murray gave up alcohol, fearing it might jeopardize his tennis success.

Treated for alcohol and opioid addiction, the Seattle-based rapper is blunt about his reasons for sobriety: If he can't keep it together, he says, he will lose everything.

The man worth over $80 billion makes all his cold hard cash without ever celebrating over a cold one.

Another sober billionaire is Ellison, the cofounder of Oracle Corporation. He says he avoids things that cloud his mind.

Lamar has rapped about his distaste for the substance and hip-hop's celebration of it in "Swimming Pools (Drank)."

Butler has been sober now for over 20 years. Before then, he said, he would drink with a death wish.

After drinking on set and feeling generally unhappy, McGregor quit in 2001. He hasn't gone back.

Williams says he's been drunk a total of nine times in his life and that alcohol just isn't for him.

Though Favre admits to drinking excessively during the early part of his playing career, he has been sober since 1998.

Perry has been alcohol and opiate-free since 2001.

Before his last drink in 2008, McGraw was closer to the singer Bradley Cooper portrayed in A Star is Born than he may have liked.

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"Weight loss is more of a mental battle than it is a physical one."

Carrey turned away from alcohol and other drugs in order to be more present in the here and now. He admitted to using substances in the past to cope with depression.

The rapper doesn't just keep away from booze, he also reportedly bans all alcohol and drugs from his studio.

After 12 years of sobriety, the actor checked himself into rehab last spring. Not because he started drinking again, but to guard against the possibility of relapse. Respect.

Martin has said his band Coldplay struggled with alcohol issues in the past. Now he goes without liquor or coffee.

When he was younger, Jackson says he would often get drunk or high. But he got tired of that lifestyle, and now he hasn't touched a drink in more than two decades.

Manganiello has said that if he hadn't quit drinking 17 years ago he might now be dead. He credits sobriety with helping him become the man he always wanted to be.

50 may have his own champagne brand, but the rapper steers clear of alcohol himself.

Shepard is entering his 16th year of sobriety. He said for the first 12 years he would wake up every day and admit that he was an addict. Reminders helped him push on.

Urban has spoken about his life before sobriety as a kind of enslavement. After an intervention in 2006, Urban has been alcohol free.

Goodman admits to being drunk during "The Big Lebowski," breaking his rule of never drinking at work. He's been sober now for nine years.

Baldwin says he was fortunate to have tackle addiction when young. He has been sober since 1985.

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Though Franco was arrested for underage drinking, he was able to quit drinking by his late teen years.

Love him or hate him, you have to admit Marshall Mathers has had to battle a lot of demons. He declared himself 11 years sober last month.