Science Quickly Marijuana Muddies Memory and Mixes with Alcohol to Make Trouble
Jul 1, 2015
Marijuana and alcohol have a troubling synergy when consumed together, leading to bad decision-making. Chronic pot smokers still have faulty memories even after a month of not using. Studies reveal the negative impact on memory, behavior, and cognitive function.
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Combination Use Doubles Risky Behavior
- People who use both marijuana and alcohol are about twice as likely to do both at the same time than to use only one.
- Those who combine substances have about double the chance of driving drunk and suffer more negative social consequences.
Large Survey Underlies Findings
- The co-use finding comes from the journal Alcoholism, Clinical and Experimental Research using 2005 and 2010 National Alcohol Survey phone data.
- More than 8,600 people provided self-reported answers for that analysis.
Combining Substances Raises Social Harm
- Combining marijuana with alcohol increases the likelihood of driving drunk and of arrests, fights, and job problems.
- The study used self-reports from over 8,600 participants in the National Alcohol Surveys.