Dry January: Eight Health Benefits of Going Alcohol Free

As we prepare to ring in the New Year, many of us are making resolutions and readying for a reset and fresh start in 2026.

Losing weight, eating healthier foods, exercising more and getting better sleep are among the most common New Year’s resolutions.

Giving up alcoholic beverages – during Dry January or for good – is another, and by doing so you can accomplish many of these health-related resolutions.

Whether you’re a moderate drinker – that’s one alcoholic beverage or less per day for women, two or less per day for men – or you drink more heavily, cutting back on or eliminating alcohol from your diet can improve both physical and mental health and reduce your risk of serious disease and chronic medical conditions. 

Here are some of the health benefits people see by going alcohol free.

Lower blood pressure

Drinking alcohol raises both the heart rate and blood pressure by stimulating the sympathetic nervous system. Longer-term alcohol use increases stress hormones including cortisol, which can cause inflammation, the narrowing of blood vessels and additional strain on the cardiovascular system.  

By eliminating or reducing alcohol use, people with hypertension can significantly lower their blood pressure, and some may be able to get off or reduce their medications. 

Reduced risk of heart disease

Heavy alcohol intake is a known cause of cardiomyopathy, a condition that can weaken and enlarge the heart muscle, decrease its pumping efficiency and increase the risk of heart failure, stroke and sudden cardiac arrest. 

Excessive alcohol use has also been associated with developing atrial fibrillation – an irregular heartbeat that can cause a stroke or heart attack. Atrial fibrillation becomes more common as we get older, but alcohol use increases the risk. 

People who have been diagnosed with atrial fibrillation should limit alcohol consumption to no more than three drinks per week. For people with heart conditions or hypertension, the healthiest amount of alcohol is none. 

Reduced risk of liver disease

Alcohol is particularly damaging to the liver. 

Excessive alcohol consumption is a cause of fatty liver disease, a condition in which fat builds up in the organ leading to inflammation. Over time, fatty liver disease can evolve into fibrosis, a buildup of scar tissue caused by persistent inflammation and cirrhosis of the liver, extensive scarring of the organ, which can lead to liver failure or liver cancer.

By reducing or eliminating alcohol, the liver can better perform its essential functions detoxifying the blood, metabolizing nutrients and aiding in digestion, and can begin to repair damage and inflammation from early-stage liver disease.

Reduced cancer risk

While most people are aware of the damage alcohol use can have on the liver, they might not be aware that it is also increases the risk of several types of cancer – including mouth, throat, esophageal, stomach, colon, liver and breast cancer. 

The cancer risk is increased because ethanol, the alcohol found in wine, beer and liquor is metabolized in the liver to acetaldehyde, which can damage the DNA in cells in the digestive track and other areas of the body. 

Growing evidence of the link between alcohol and cancer prompted U.S. Surgeon General Vivek Murthy last year to issue a health advisory and call for new warning labels for alcoholic beverages to educate the public.

Reduced risk of chronic medical conditions

Heavy alcohol use may trigger other chronic medical conditions including pancreatitis (inflammation of the pancreas), alcoholic hepatitis (inflammation of the liver), gastritis (inflammation of the stomach lining), gout (inflammatory arthritis usually in the big toe) and neuropathy (numbness and tingling) in the legs and feet. 

Improved sleep 

Eliminating alcohol can also help you get a better night’s sleep.

Alcohol is a depressant that initially acts like a sedative causing you to fall asleep quickly, but then disrupts sleep patterns and quality. Alcohol delays and suppresses the restorative REM sleep cycle and worsens breathing issues like snoring and sleep apnea. 

Without alcohol, you can experience deeper, uninterrupted sleep with fewer nighttime awakenings and breathing disruptions, making you feel well rested, more focused and energetic the next day.

Better cognitive function

Alcohol use has many effects on cognitive function.  It can disrupt brain communication, impair judgement, slow reaction time, and affect memory, speech and balance. Alcohol can also interfere with neurotransmitters in the brain, leading to mood swings and anxiety. Long-term, chronic alcohol use can cause brain shrinkage and a certain type of dementia. 

Eliminating alcohol may improve cognitive function by reducing brain inflammation, leading to better memory, mental clarity, and executive functioning. 

Weight loss

Giving up alcohol may help you lose weight. 

Alcoholic beverages are high in sugar and “empty” calories that add no nutritional value to your diet. 

Alcohol affects our hunger and the stress hormone cortisol, increasing appetite and promoting weight gain. Heavy alcohol use is linked to increased abdominal fat (beer belly). Alcoholic beverages can also lower inhibitions and impair judgement leading to overeating and choosing unhealthy foods.

Switching to sugar free, non-alcoholic drinks you enjoy, such as water or unsweetened or lightly sweetened seltzers, can help you cut calories and make healthier food choices, too.

Getting started

Giving up or reducing alcohol intake in January and throughout the year benefits your health, but it requires making changes and developing new habits, which can take several weeks to establish. 

Observing Dry January is a good way to form a new habit of not drinking alcohol or drinking less and can be a valuable self-experiment. Please note that regular heavy drinkers should not stop drinking suddenly, and should consult their health care provider for advice on how to cut down safely. 

If you have an upcoming appointment with your primary care provider, this is an opportunity to see how making this change positively impacts your lab work and blood pressure. 

Hopefully you can learn from the experience and gain the motivation to continue for your long-term health and feeling better each day.
 

Amara Mulder, MD is Chief of Internal Medicine at South Shore Medical Center.