Cut From Steel

He put the bottle down at 29. The career came after.

Craig Ferguson was born in Glasgow in 1962. By his late twenties he was a working comedian with a serious drinking problem. He has said for years that he is a recovering alcoholic.

Ferguson got sober in February 1992, at twenty-nine. Years later he described his trouble as more of a thinking problem than a drinking problem. He has spoken openly about how dark things got before he stopped, and he has stayed sober ever since.

Ferguson then built the career most people know him for. He hosted The Late Late Show on CBS from 2005 to 2014. In 2008 he became a United States citizen and took the citizenship test on air. A year later his interview with Archbishop Desmond Tutu won a Peabody Award.

Ferguson also wrote books, and he later won two Daytime Emmys as a game show host. None of that work happened at the bottom of a glass. That is more than twenty years of work done with a clear head.

You do not have to be an alcoholic to learn from him. Ferguson's best decades came after the day he stopped drinking. One decision at twenty-nine paid out for decades. Your brain may thank you for a smaller version of the same decision.

The drink that feels harmless

You are not a drunk, and nobody would call you one. A glass of wine goes with dinner, and maybe a second one while you clean up. On Saturdays it might be three beers with the game. None of it feels like a problem.

I used to tell myself that moderate drinking was fine, maybe even good for me. You probably heard the same story. It was everywhere for years. Brain research has made it much harder to believe.

You may not like what the brain scans show. They suggest the second drink of the day may cost more than you think. In other words, the glass you barely notice may be the one that costs the most.

What 36,000 brains showed

University of Pennsylvania researchers looked at brain scans from more than 36,000 adults in the UK Biobank. They compared how much each person drank with the size of their brain. The study appeared in Nature Communications in 2022. Three findings stand out.

01 / The second drink

You might think one drink a day and two are about the same. In this study, going from one UK unit a day to two was linked to brain changes equal to about two years of aging. A UK unit is a smaller pour than a standard American drink, so your nightly glass may count as more than one.

02 / The third drink

You see the pattern get worse as the glasses add up. Going from two units to three was linked to further loss in both gray matter and white matter. Gray matter does much of your thinking, while white matter carries signals between regions.

03 / What the study cannot say

You should know the limits too. This was an observational study, so it shows a link rather than proof that alcohol caused the change. The researchers also looked at average drinking, not binges. Even so, the pattern held across a very large group of people.

Cut the second glass first

You do not have to go dry tomorrow to act on this. Start with the second drink of the evening. Keep the first one if you enjoy it, and make the second one sparkling water with lime.

You can also pick two or three nights a week with no alcohol at all. Write them on the calendar so the decision is made before the evening starts. You may find those nights get easier with practice.

You might also sleep better once the second glass goes. Alcohol can help you drop off, but it tends to break up sleep later in the night.

I need to add one warning. If you drink heavily every day, do not stop suddenly on your own. Alcohol withdrawal can be dangerous, so talk to a doctor first and let them help you taper down. Shaking, sweating, or confusion after stopping all need medical help.

One last thing. Shakespeare's Cassio called drink an enemy that steals away the brain. You can keep the first glass and still win your brain back from the second.

— Travis

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