Your Appetite for Risk Moves First. The Drinking Follows a Month Later.

Arun Rath noticed the pattern before he named it. After the summer, the public radio host was having a drink every night, and he could see the holidays coming, which meant more. So he picked a month, October, and stopped. He told GBH’s All Things Considered he had never even heard of Sober October until he decided to do one, and that about halfway through, the thing he noticed most was sleep.

That is a small story. It is also the story of a lot of people right now, and it sits next to two new pieces of research that sit at opposite ends of the same drug.

The drinking is the last thing to change. The appetite for risk goes first.

The craving is not where the trouble starts

If you have ever relapsed, you have probably been asked what your trigger was. You gave an answer, the answer was probably a bad day, and you both nodded. A study published this week suggests the real signal may be quieter and earlier than a bad day.

A team led by Hilmar Zech and Lorenz Deserno at University Hospital Würzburg followed people with mostly mild to moderate alcohol use disorder for a year, using their phones. Participants did short gamified decision tasks, the kind that ask how much you’d bet or when you’d stop gathering information, while their drinking was tracked. The finding, in the paper in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging: month-to-month changes in how much risk a person was willing to take predicted how much they drank the following month. In the gambling task, more risk-taking when a win was possible, and less when a loss was on the table, came before heavier drinking.

The direction mattered most. Drinking did not predict later changes in risk-taking. Deserno said the order was specific and “was not observed vice versa, even after accounting for the amount of previous drinking.” In plain language: the thing that shifts first is how you size up a gamble, and the pour comes after.

Be careful with what this does and does not say. The press release does not give the number of participants, so we cannot tell you how many people this describes. The sample was mostly mild to moderate, not severe, alcohol use disorder. Self-control measures, meaning the ability to stop yourself and hold information in mind, did not track with drinking. And the authors themselves say there are no immediate treatment changes to make; the near-term idea is early warning, a phone nudging someone that a high-risk month is starting. That is a hypothesis about monitoring, not a finished tool.

Still, it changes the question you can ask yourself. Not “am I craving?” but “what have I been willing to bet on lately?” The new job, the text you sent, the money, the drive home. If your answers have been getting looser, that is information, and it may be arriving weeks before the drink does. Treat that as a suggestion from us, not a validated screening test.

The quiet crowd is bigger than the diagnosis

Rath is not an outlier. Oar Health, a virtual alcohol-treatment company, surveyed 1,260 US drinkers and reported that about 30 percent had heard of Sober October, roughly half the awareness of Dry January, and that most who try it keep it to themselves. The report also found people using GLP-1 weight-loss drugs were about twice as likely to have tried a sober month, though a survey cannot tell you which came first. This is a company survey, so read it as a signal about a trend, not a measurement of the country.

Katie Witkiewitz, who directs the Center on Alcohol, Substance Use, and Addictions at the University of New Mexico and has studied drinking for about twenty years, told GBH that the culture is moving from “you have a problem or you don’t” toward alcohol as one health behavior on a continuum, like sleep or exercise. She said the change shows up in small ways: a grocery aisle full of non-alcoholic options, a friend who tries it too instead of asking whether you have a problem. She also said plainly that “probably any level of alcohol use is not great for our health.”

She also said plainly that “probably any level of alcohol use is not great for our health.”

Leslie Delaney Hawkins, who founded Sober and Curious Boston and is in recovery herself, described what a break gives you in a sentence worth keeping: the chance to evaluate your relationship with alcohol and make choices that feel like yours. That is the psychology underneath the whole trend. A month off is an experiment you run on yourself, and the result belongs only to you.

We spent a century arguing the either-or

This binary has a long history, and it was built on purpose. National Prohibition began in January 1920 on the theory that alcohol was a social poison and the only safe amount was none, and it ended in December 1933 with the 21st Amendment after it had produced bootleggers, poisoned liquor and a country that kept drinking. Two years later, in Akron, Ohio, Bill Wilson and Dr. Bob Smith founded Alcoholics Anonymous on a different version of the same line: some people can drink and some people cannot, and the work is deciding which kind you are. Both movements saved lives and both drew their power from the either-or. What neither one built was a place for the person in the middle, the one who drinks every night after summer and is not sure that counts. We are watching that person, finally, get a month on the calendar. The pattern is familiar from every other drug we have argued about: the first fight is always over whether you belong in the category, and people die in the gap while we argue.

The other end of the spectrum is still there

The continuum runs the other way too, and a review published this week is a reminder of what sits at its far edge. A team of researchers pooled 26 studies covering 44,240 adults in Addiction Science & Clinical Practice and found that Wernicke encephalopathy, a brain emergency caused by severe vitamin B1 (thiamine) deficiency in people who drink heavily, is often treated late and with low doses. Reported daily doses ranged from about 5 milligrams to 1,500 milligrams, and the authors said they “did not identify an optimal thiamine regimen.” Only two randomized trials existed, and both were rated high risk of bias. Fewer than half of the studies used a formal diagnosis. The classic trio of confusion, unsteady walking and abnormal eye movements showed up in only about 16 to 20 percent of cases in older autopsy series. Hospitals with electronic order sets and withdrawal protocols were more likely to give the recommended doses, though the authors stress that is an association, not proof it prevented brain damage.

If you or someone you love drinks heavily, here is the part that is still fully yours: when someone is confused, unsteady, or acting unlike themselves after a long stretch of heavy drinking, you are allowed to say the word “thiamine” out loud to the people treating them and ask whether Wernicke has been considered. You do not need a medical degree to ask.

What to do this week

If you work in treatment, two moves. First, pull your emergency or detox order set and read what thiamine dose and route it defaults to; the review’s lesson is that the default is often what the patient gets. Second, at the next check-in, try asking clients what they have been willing to bet on lately. It is a conversation opener, not a screen, and it costs nothing.

If you are the one in the middle, doing a month or thinking about it, you are not late and you are not fake. You do not need a diagnosis to be allowed to look.

Rath did not make a pledge. He picked a month, and halfway through he noticed he was sleeping better. That is how anyone gets from the summer to the first of November: one night, and then the next.

That is how anyone gets from the summer to the first of November: one night, and then the next.

For more on where the field is heading, see our alcohol coverage, our earlier reporting on why younger drinkers are quitting, and the lived-experience desk.