Why Does Alcohol Cause Hypertension?

More research is needed on the specific effects of short-term alcohol use on blood pressure in women and people with other health conditions. But a 2021 review suggests that alcohol may have a greater effect on blood pressure in women than in men and a greater effect in Black people than in white or Asian people. If you have high blood pressure, do not drink alcohol or don’t drink much alcohol. For healthy adults, that means up to alcohol blood pressure one drink a day for women and up to two drinks a day for men. Once the initial storm of alcohol withdrawal passes, many people expect their blood pressure to return to “normal” right away. I’ve followed patients for months after they’ve stopped drinking, and what I’ve seen is a wide spectrum of outcomes.

But if you quit, your brain seems to be able to regain some of these abilities. T​his research was a dose-response meta-analysis of seven different nonexperimental cohort studies. Researchers looked at data from over 19,500 participants, allowing for vast information collection. The studies included participants from the United States, Japan, and South Korea.

alcohol blood pressure

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Those with heart conditions, especially heart failure or arrhythmias, cannot handle the stress of rapid blood pressure fluctuations. Regular drinkers experience more severe rebound effects because their bodies become dependent on alcohol to maintain normal blood vessel function. This rebound effect often causes blood pressure to spike higher than baseline levels, sometimes reaching dangerous territories. As your liver processes the alcohol over several hours, your blood vessels begin to constrict again. This means it causes your blood vessels to widen and relax, which reduces the resistance against blood flow. For those struggling to cut back on alcohol, professional help is available.

  • Unfortunately, we found no studies measuring HR more than six hours after the dose.
  • Because women could be affected differently by alcohol than men, future RCTs in women are needed.
  • Visual inspection of funnel plots shows that the effect estimate is equally distributed around the mean in Figure 4, Figure 5, Figure 6.
  • Exercise training also generates NO in the cardiovascular system by induction of nitric oxide synthase19,79,90,101.

AuYeung 2013 published data only

  • Over time, chronic alcohol consumption can also damage the inner lining of blood vessels, making them less elastic and more prone to narrowing, exacerbating high blood pressure.
  • Alcohol disrupts the normal function of blood vessels, making them less elastic and impairing blood flow, which can increase blood pressure alcohol.
  • Diastolic BP decreased significantly (by an average of 5.2 mm Hg) in the advice group compared with the control group.
  • For the planned subgroup analysis based on sex, no studies reported male and female participant data separately.

Consulting with healthcare professionals for personalized advice and guidance is always recommended. The dose of alcohol had to be reported by study authors for inclusion in the systematic review. Because there are no published standards for differentiating between low and medium doses of alcohol, we chose the alcohol content in one standard drink as the threshold between low dose and medium dose. Because the alcohol content in one standard drink varies among different countries (ranging from 8 g to 14 g), we chose the Canadian standard for an alcoholic beverage, which is 14 g of pure alcohol (CCSA). Thus, in our review, we used up to 30 g alcohol intake for men and up to 20 g alcohol intake for women as a moderate dose, and above this limit as a high dose. In studies where sex‐specific results were not provided, we categorised dose based on the dominating sex in terms of study participation.

Stubbs 1995 published data only

alcohol blood pressure

There are also a number of opportunities to expand on the research, including understanding more about how alcohol intake influences blood pressure among women. The new guidelines used by clinicians nationwide recommend that Americans limit the amount of alcohol they consume. While forgoing alcohol consumption altogether is preferable, the groups found that men should limit their intake to no more than two drinks per day, while women should limit their intake to no more than one per day.

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alcohol blood pressure

This period allows the cardiovascular system to normalize, leading to a gradual decrease in both systolic and diastolic blood pressure readings. The UK Chief Medical Officers advise against drinking more than 14 standard drinks per week to minimize health risks, including high blood pressure alcohol and cardiovascular disease. Some people wonder if specific types of alcohol, like red wine or beer, are better for blood pressure alcohol. While moderate red wine consumption has been linked to certain heart health benefits, such as improved blood flow due to antioxidants, these benefits do not cancel out the risks of drinking too much alcohol. However, there were far fewer studies that focus on African Americans for the researchers to review, and more research may be needed.

Alcohol is one of the most widely consumed beverages in the world, commonly used for social gatherings, celebrations, or simply relaxing at the end of a long day. However, the impact of alcohol on the body is complex, especially regarding its effect on blood pressure. High blood pressure (hypertension) is a major risk factor for heart disease and stroke, while extremely low blood pressure can also create immediate health concerns. Understanding how alcohol influences blood pressure is essential for anyone interested in maintaining or improving cardiovascular health.

“Excess weight puts excess strain on the heart and excess load on our blood vessels. By losing weight, we reduce this strain and allow our cardiovascular system to operate at its best. I’ll also add that it’s best to lose weight in safe, sustainable ways, especially through a healthy diet and regular exercise,” Muñoz said. Keeping blood pressure within a healthy range can reduce the risk of adverse health outcomes.

There are few strategies for the control, prevention and treatment of alcohol-induced hypertension as shown in Figure 2. The report emphasizes that most adults get their sodium intake from eating packaged and restaurant foods, rather than adding salt to the food they prepare. The new guidelines encourage people to examine the sodium content in the food they eat and use potassium-enriched salt substitutes when possible. Blood Pressure Categories Infographic describing the corresponding blood pressure readings between normal and hypertensive crisis.

Risk of bias in included studies

Angiotensin II stimulates superoxide production via AT1 receptor, by activating NADPH oxidase in the vascular wall82,83. Superoxide productions through NADPH oxidase activation (p22phox expression) has been demonstrated in rats made hypertensive Oxford House with angiotensin II infusion84. Chronic ethanol ingestion induces hypertension which is correlated with elevated tissue angiotensin II levels, and activation of NADPH oxidase activity causing endothelial injury in rats62,79,80. Earlier studies have also shown that chronic ethanol consumption either interferes with NO production or release of NO from endothelial cells80,85-87.

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The Recovery Village at Palmer Lake offers comprehensive addiction treatment for drug and alcohol addictions and co-occurring mental health conditions. Research from the National Library of Medicine has revealed that a significant portion of heavy drinkers see a rapid reversal in hypertension when they stop drinking. Alcohol abuse comes in different forms, including occasional binge drinking, heavy drinking, and a full-fledged addiction. If you already have high blood pressure, there are steps you can take to manage it. Work closely with your healthcare provider to develop an effective treatment plan that works for you.

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