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Medically Reviewed By: Diana Vo, LMFT

May 29, 2024

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Severe brain damage from alcohol generally develops after prolonged periods of heavy drinking. Even a few instances of alcohol consumption can begin to adversely affect brain function, though. If you have questions like “Can alcohol permanently damage your brain” or “how to reverse brain damage from alcohol”, this guide addresses these issues and more.

Does Alcohol Cause Brain Damage?

Alcohol abuse and brain damage are closely interrelated. Initially, alcohol impacts the brain by altering mood, judgment, and coordination. Even moderate drinking can lead to temporary impairments in cognitive functions and memory.

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Chronic and heavy alcohol use is associated with more profound and lasting impacts. It can lead to a condition described clinically as ARBD (alcohol-related brain damage), which encompasses various disorders affecting memory, cognitive function, and motor skills. ARBD is known informally as alcoholic brain.

Alcohol impacts the brain by interfering with its communication pathways, changing the way the brain looks and works. These disruptions can result in mood and behavior changes, making it harder to think clearly and move with coordination.

Conditions such as WKS (Wernicke-Korsakoff syndrome), alcoholic dementia, and hepatic encephalopathy are directly linked to long-term alcohol abuse and result in significant cognitive impairments.

Heavy, long-term drinking can lead to a reduction in brain neuron size and an increase in the size of ventricles, further impairing cognitive and motor functions.

While some alcohol-induced brain damage can be permanent, especially in cases of prolonged heavy drinking, some cognitive functions can improve with sustained abstinence and appropriate treatment, due to the brain’s remarkable ability to heal and adapt – a phenomenon known as neuroplasticity. Understanding the risks associated with alcohol consumption, especially in excessive amounts, can help people make more informed decisions about drinking and seek appropriate help if alcohol-related cognitive issues arise.

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Alcohol Brain Damage Symptoms

Alcohol related brain damage symptoms manifest differently depending on the causes. One well-known type within this category is WKS, often referred to colloquially as wet brain or alcoholic brain disease. This condition, linked to prolonged alcohol use, stems mainly from nutritional deficiencies, notably a lack of thiamine (vitamin B1). Alcohol impedes the absorption and utilization of this vital nutrient, leading to brain damage. WKS typically progresses from Wernicke’s encephalopathy to Korsakoff’s psychosis, both contributing to severe cognitive impairments.

Symptoms of WKS include:

  • Confusion
  • Disorientation
  • Memory loss
  • Learning difficulties
  • Impaired coordination
  • Paralysis of eye muscles

Beyond WKS, other types of alcohol brain damage are linked to the indirect effects of heavy drinking. For instance, individuals who consume excessive amounts of alcohol are more prone to physical injuries like falls or accidents, which can result in traumatic brain injuries. Additionally, chronic alcohol use can harm other organs, like the liver, leading to conditions such as alcoholic hepatitis. This, in turn, may trigger the onset of hepatic encephalopathy due to the buildup of toxins in the brain that the damaged liver cannot adequately filter.

Symptoms of hepatic encephalopathy include:

  • Disrupted sleep patterns
  • Mood and personality changes
  • Anxiety
  • Depression
  • Problems with focus
  • Tremors
  • Loss of coordination

Beyond this, brain damage from alcohol abuse can impact unborn children through FASDs (fetal alcohol spectrum disorders), a consequence of alcohol exposure during pregnancy. Alcohol passes from the mother to the fetus, which cannot process the substance effectively, leading to various developmental issues. Given that many pregnancies are unplanned, the risk of FASDs is significant for women who drink alcohol without effective contraception.

FASDs can trigger the following symptoms:

  • Distinctive facial features
  • Reduced head size
  • Stunted growth
  • Learning disabilities
  • Hyperactivity
  • Low IQ
  • Sleep and feeding problems in infancy
  • Impaired vision
  • Loss of hearing
  • Organ defects

Each type of ARBD, then, is associated with differing effects on the brain and body.

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Permanent Brain Damage from Alcohol

Chronic and excessive alcohol consumption can lead to permanent brain damage from alcoholism, a serious and often irreversible consequence. Understanding the extent and nature of this damage can help inform both prevention and management.

Long-term alcohol abuse can cause lasting changes in the brain’s structure and function. This includes brain shrinkage, particularly in regions responsible for cognition and decision-making, and a disruption in neurotransmitter systems.

One of the most significant effects of permanent brain damage from alcohol is on cognitive abilities. This can manifest as memory loss, difficulty in learning new information, impaired problem-solving skills, and reduced attention span.

Wernicke-Korsakoff Syndrome, a severe form of ARBD caused by thiamine deficiency that is common in those who drink heavily, can lead to permanent brain damage. While some symptoms can be mitigated with proper treatment, others, especially those related to memory and learning, may be irreversible.

Alongside cognitive impairments, permanent brain damage can lead to long-lasting psychological issues such as chronic depression, anxiety, and personality changes.

Alcohol can damage areas of the brain responsible for motor control, leading to persistent issues with balance, coordination, and fine motor skills.

These lasting impairments can significantly impact quality of life, affecting personal relationships, professional capabilities, and overall day-to-day functioning.

Individuals with permanent brain damage from alcohol are also at increased risk for other health issues – liver disease, heart disease, and increased susceptibility to infections, for instance.

While some brain damage related to alcohol abuse can be treated and potentially reversed if caught early, permanent damage can occur. Recognizing the signs and seeking help promptly can prevent or minimize the long-term impacts of alcohol on the brain.

Can You Reverse Brain Damage from Alcohol?

Reversing brain damage caused by alcohol depends on several factors, including the severity and duration of alcohol use, the type of damage incurred, and the overall health of the individual. While some forms of brain damage are irreversible, especially in cases of prolonged heavy drinking, there is potential for partial or even significant recovery in other cases.

The brain’s neuroplasticity means that with the right interventions and a healthy lifestyle, some brain functions can improve over time.

Administering thiamine can reverse some of the symptoms associated with certain alcohol-related conditions, such as Wernicke’s encephalopathy, especially if treated early.

Alcohol Brain Damage Treatment

Effective treatment of alcohol brain damage should address both the physical and psychological aspects of recovery. Successful management of ARBD depends on a comprehensive approach that includes medical interventions, lifestyle changes, and supportive therapies.

  • Medical detoxification and abstinence: The foundational step in treating ARBD is the cessation of alcohol use. Medical detoxification helps with the safe and effective management of withdrawal symptoms. Long-term abstinence enables the brain to recover and heal.
  • Nutritional therapy: Chronic alcohol consumption often leads to severe nutritional deficiencies, particularly of thiamine (vitamin B1), essential for brain health. Addressing these deficiencies through dietary changes and supplements is a key component of treatment.
  • Cognitive rehabilitation and therapy: Rehabilitation therapies can help improve cognitive functions like memory, problem-solving, and attention that are often affected by ARBD. Therapeutic interventions may include cognitive-behavioral therapy, occupational therapy, and speech therapy.
  • Medication management: In some cases, medications may be prescribed to treat specific symptoms or co-occurring mental health conditions like depression or anxiety.
  • Psychological support: Counseling and therapy help people deal with the issues underpinning alcohol abuse. They provide strategies for coping with cravings, managing stress, and improving emotional well-being.
  • Social and community support: Support groups and community programs can offer valuable emotional support and practical advice. They also provide a platform for shared experiences and encouragement, promoting a positive environment for long-term recovery.
  • Lifestyle modifications: Adopting a healthy lifestyle that includes regular physical activity, a balanced diet, and engaging in mentally stimulating activities can significantly contribute to overall brain health and recovery.
  • Family involvement and education: Educating family members about ARBD and involving them in the recovery process is almost always beneficial. This can help repair relationships unraveled by alcohol abuse and create a home environment conducive to ongoing abstinence.

The degree and speed of recovery from ARBD can vary significantly from person to person, and some effects might be irreversible, especially in cases of long-term heavy drinking. With early intervention and a holistic treatment approach, though, many people can recover significant function and improve their quality of life.

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Get Treatment for Alcohol Addiction at Renaissance Recovery

Although alcohol use disorder can be aggravating and disruptive, it also responds favorably to evidence-based treatment. We can help you with a variety of alcohol addiction treatment programs at Renaissance Recovery in Huntington Beach, CA. If you require assistance detoxing from alcohol, we can connect you with medical detox centers throughout the state. After safely addressing the issue of physical dependence, you can move into ongoing outpatient treatment at our beachside facility.

We offer a variety of outpatient programs at varying levels of intensity, enabling you to connect with the evidence-based care you need without neglecting your everyday obligations.

All Renaissance treatment programs deliver individualized treatments that include:

Take action and address alcohol abuse right away by calling 866.330.9449.



At Renaissance Recovery our goal is to provide evidence-based treatment to as many individuals as possible. Give us a call today to verify your insurance coverage or to learn more about paying for addiction treatment.

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Joseph Gilmore has been in the addiction industry for three years with experience working for facilities all across the country. Connect with Joe on LinkedIn.

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