An alcohol is an organic compound with one or more hydroxyl groups attached to a carbon atom of an alkyl group. Alcohols may be considered as organic derivatives of water, in which a hydrogen atom has been replaced by an alkyl group. Examples include ethanol, methanol, and isopropyl alcohol. Alcohol is a toxic and psychoactive substance with dependence producing properties. In many of today’s societies, alcoholic beverages are a routine part of the social landscape for many in the population. Alcohol (drug) - Wikipedia. Jump to content. Main menu. move to sidebarhide. Navigation. Main page. Contents. Current events. Random article. About Wikipedia. Contact us. Contribute. Help. Learn to edit. Community portal. Recent changes. Upload file. Special pages. Search. Appearance. Donate. Create account. Log in. Personal tools. Donate. The effects of alcohol can be seen throughout your body, even for moderate drinkers. Alcohol affects your liver, metabolism, brain and more. Learn up-to-date facts and statistics on alcohol consumption and its impact in the United States and globally. Explore topics related to alcohol misuse and treatment, underage drinking, the effects of alcohol on the human body, and more. Alcohol interferes with the brain’s communication pathways and can affect the way the brain looks and works. These disruptions can change mood and behavior and make it harder to think clearly and move with coordination. Drinking alcohol can also increase the risk of stroke. Alcohol , a song by Gogol Bordello from the 2007 album Super Taranta! Alcohol is a psychoactive substance that, when misused, can lead to impaired judgment, health risks, and alcohol use disorders. What Is Alcohol? Alcohol contains the organic compound ethanol and is created by fermenting grains, sugar, and fruits. Alcohol is a clear, volatile liquid that is highly soluble in water. The absorption of alcohol (ethanol) is decreased by food, especially fatty food. Absorption occurs primarily from the intestine. Alcohol distributes into body water. Using alcohol excessively on occasion or over time can have immediate and long-term health risks. By drinking less alcohol, you can improve your health and well-being.