Psychological Effects of Alcohol

Get trusted info on psychological effects of alcohol on the brain. These psychological effects of alcohol include depression, suicide and more.

Alcohol is a depressant, so one of the chief effects of alcohol on the brain is to depress central nervous system functioning which may be why major depressive disorder occurs in high rates in those who abuse alcohol. While some alcohol addicts may be drinking to self-medicate depression, research shows that long-term, excessive intake of alcohol causes major depressive disorder. (read: long term effects of alcohol)

Psychological Effects of Alcohol - Alcoholism and Suicide

One of the psychological effects of alcohol also appears to be an increase in suicidal behaviors:xii

  • A study of people hospitalized for suicide attempts found that those who were alcoholics were 75 times more likely to go on to successfully commit suicide than non-alcoholic suicide attempters.
  • In the general alcoholic population the increased risk of suicide compared to the general public is 5 - 20 times greater.
  • About 15 percent of alcoholics commit suicide.

Psychological Effects of Alcohol - Hepatic Encephalopathy

Many psychological effects of alcohol on the brain can also be seen in a form of a type of liver damage known as hepatic encephalopathy. Hepatic encephalopathy is a worsening of brain function that occurs when the liver is no longer able to remove toxic substances in the blood.

The psychological effects of alcohol from hepatic encephalopathy include:xiii

  • Sleep pattern changes
  • Changes in mood and personality
  • Depression, anxiety and other psychiatric conditions
  • Cognitive effects such as shortened attention span and problems with coordination

Other known psychological effects of alcohol include anxiety, panic disorder, hallucinations, delusions and psychotic disorders.

article references

APA Reference
Tracy, N. (2021, December 15). Psychological Effects of Alcohol, HealthyPlace. Retrieved on 2024, July 13 from

Last Updated: December 29, 2021

Medically reviewed by Harry Croft, MD

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