Dry January: Benefits Beyond Better Sleep for Body and Mind

The trend of participating in Dry January has gained significant momentum, transforming from a modest initiative in 2013 to a widespread movement. With millions now opting to abstain from alcohol for the month, the health benefits associated with this practice have come under scrutiny. New research reveals that cutting back on alcohol can lead to improved physical and psychological well-being, including enhanced sleep and mood, reduced blood pressure, and better blood sugar levels.

A comprehensive review published in the journal Alcohol and Alcoholism examined 16 studies related to Dry January. The findings indicate that even a brief hiatus from alcohol correlates with various health improvements. Participants reported enhanced mental well-being, weight loss, and healthier blood pressure and liver function. Interestingly, some studies highlighted that individuals who engaged in “Damp January”—reducing their alcohol intake rather than abstaining entirely—also experienced notable benefits.

The concept of Dry January originated from a campaign by the charity Alcohol Change UK, aimed at minimizing alcohol-related harm. In 2025, a YouGov poll found that approximately 21 percent of U.S. adults intended to participate in the challenge. This reflects a broader trend: according to a 2025 Gallup poll, only 54 percent of U.S. adults reported consuming alcohol, the lowest percentage recorded since Gallup began tracking drinking habits in 1939.

The potential health risks associated with alcohol consumption have become increasingly apparent. A recent advisory report from the U.S. Surgeon General warned that alcohol is linked to seven types of cancer, including breast and colorectal cancers. Additionally, a study published in the journal BMJ Evidence-Based Medicine suggested that no amount of alcohol is safe regarding dementia risk.

Megan Strowger, a postdoctoral research associate at the University at Buffalo and lead author of the review, emphasized the extensive health implications of a month without alcohol. “Alcohol affects far more aspects of our physical health beyond the commonly cited liver damage,” Strowger stated. The research team was surprised by the range of health benefits observed, including improvements in blood pressure, insulin resistance, and liver function.

According to the review, even participants who did not abstain for the entire month noted benefits such as improved mental well-being a month later. They also showed decreased drinking frequency and lower alcohol consumption six months post-participation. Daniel Blalock, a medical associate professor at Duke University School of Medicine, remarked on the significance of these findings, stating, “Given that there weren’t huge reductions in drinking… it’s impressive that they found some of those physical health benefits.”

Strowger views Dry January as an effective opportunity for individuals to reflect on their drinking habits without stigma. “What really makes Dry January successful is its massive reach and unique, non-stigmatizing approach; it focuses on the positive, accessible health outcomes of taking a break,” she explained.

For those hesitant to fully commit to abstaining from alcohol, Damp January offers a more manageable alternative. Strowger suggests that aiming to reduce consumption can help prevent the “abstinence violation effect,” where individuals may feel compelled to indulge excessively if they slip up during their abstinence efforts.

George F. Koob, director of the National Institute on Alcohol Abuse and Alcoholism, recommends tracking alcohol consumption and its emotional effects. This can be done in a notebook or using digital tools like the Try Dry app. Creating a supportive social environment can also facilitate the goal of drinking less. For example, joining a running club may reduce the likelihood of drinking the night before a morning workout.

Exercise is highlighted as a beneficial coping mechanism for stress, serving as a healthier alternative to alcohol. Koob suggests that physical activity can provide mental clarity, reducing the reliance on alcohol for relaxation.

Researchers affirm that participating in Dry January can be a valuable experience for those looking to assess their relationship with alcohol. Blalock noted that declaring one’s intention to partake in Dry January can help diminish the stigma associated with wanting to drink less, as many people share this goal at the start of the year.

Ultimately, Dry January serves as a vital opportunity for individuals to evaluate their alcohol consumption patterns. Koob emphasizes the importance of listening to one’s body, stating, “If you feel better when you’re not drinking, you should listen to your body, because it’s telling you something.”