Finally, the overlapping findings across tissues and studies are minimal (126, 156). While this could be attributed to tissue/context-specific epigenetic changes, it also raises the possibility of false-positive results. Scientists have learned through studies of identical and non-identical twins that alcohol use disorder is heritable, with genetic factors accounting for about half of the risk of alcohol dependence. Part of the challenge has been to gather a study that is large enough to detect a genetic signal, said Palmer. These genes involved in alcohol metabolism are a significant part of the genetic risk factors for AUD.

Alcoholism: Top 10 Health Questions Answered
- Many genes contribute to this risk, with most of those genes making only very small contributions to the overall risk.
- B6 mice previously were shown to have less stimulation in response to ethanol than 129 background mice.
- Biological epistasis results from physical interactions among biomolecules (e.g., DNA, RNA, proteins, enzymes, etc.) and occurs at the cellular level in an individual.
- Additionally, the dynamic nature of epigenetic modifications requires sophisticated study designs to capture temporal changes throughout AUD development.
- Genomics is the study of the structure and function of an organism’s complete genetic content, or genome.
Genes determine a lot of traits, including eye color, hair color, height, and susceptibility to certain diseases – including alcoholism and patterns of alcohol consumption. Online therapy may provide a convenient, accessible, and affordable option for those seeking mental health support, particularly for individuals with demanding schedules or limited access to in-person services. Psychological therapy remains one of the most widely recommended approaches to managing and understanding AUD. Whether a person’s concern is rooted in behavior, emotion, or both, talking with a mental health provider can offer space to unpack those experiences. Modalities like cognitive behavioral therapy (CBT), motivational interviewing, and trauma-informed approaches can help individuals explore the deeper reasons behind their alcohol use and work toward healthier coping strategies.
The Future of Gene Therapy for Alcoholism
By combining early intervention, education, therapy, and a nurturing home environment, families can break the intergenerational cycle of alcoholism and foster long-term recovery/well-being and resilience. Note that Sanchez-Rogie et al. (72) presented here is the GWAS of AUDIT-P in the UK Biobank. Beyond https://www.educacom.com.br/what-are-the-5-addiction-stages-2/ that, Palmer and his team want to develop a better understand of how the genes they’ve identified might influence these traits, but using animal and cellular models.
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- It is important to note that having a genetic predisposition to alcoholism does not guarantee that an individual will develop the condition.
- By Buddy TBuddy T is a writer and founding member of the Online Al-Anon Outreach Committee with decades of experience writing about alcoholism.
- In the progression of multifactorial diseases such as alcoholism, gene–gene interactions result in a variety of differentially expressed proteins.
- Despite these challenges, understanding the genetic predispositions to alcohol use disorder can still be valuable.
- Essentially, variations in these genes may affect how someone experiences the pleasurable effects of alcohol and their likelihood of developing AUD.
Anybody can develop an SUD, and they can do it for any number of reasons in their life. Instead, the awareness should prod you to protect yourself from the damage that alcohol could bring to your life and health. In addition, religious background and culture may also play a role in a person’s decision-making. Genetically predisposed people who experienced childhood trauma are more likely is alcoholism a genetic disease to use alcohol as a coping mechanism.
Alcoholism and Genes: Nature vs Nurture

Understanding how epigenetic modifications contribute to alcoholism can provide valuable insights into the development of targeted treatments and prevention strategies. While the exact mechanisms of inheritance are not fully understood, research suggests that several genes are involved in the risk of developing alcoholism. These genes may interact with each other and with environmental factors to influence an individual’s susceptibility to alcohol addiction. Alcoholism is a complex disease that can have various underlying factors, including genetic predisposition.
Treatment Options for Alcoholism
See the Core articles on screening and practice change for tips to support you and your practice. The ALDH gene, also known as what is alcoholism aldehyde dehydrogenase, plays a crucial role in alcohol metabolism in the body. It is responsible for breaking down acetaldehyde, a toxic byproduct of alcohol metabolism, into acetate, which can be further metabolized and removed from the body. Recovery from AUD is an ongoing process that extends far beyond detox and rehabilitation. Support groups like AA or SMART Recovery provide peer support, accountability, and coping strategies. Many people also benefit from continued therapy, including CBT or motivational interviewing, which reinforces motivation and commitment to long-term well-being and sobriety.
