Alcohol addiction refers to a chronic and compulsive pattern of excessive alcohol consumption, leading to physical and psychological dependence. It is characterized by an inability to control or stop drinking despite negative consequences.
Research method that compares similarities and differences between identical (monozygotic) and fraternal (dizygotic) twins to determine the influence of genetics on alcohol addiction.
Non-genetic influences such as family environment, social factors, and cultural norms that can contribute to the development or prevention of alcohol addiction.