Alcohol and Caffeine: Effect on Inferred Visual Dreaming

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Science  14 Jun 1963:
Vol. 140, Issue 3572, pp. 1226-1227
DOI: 10.1126/science.140.3572.1226


In seven subjects, a large amount of alcohol, taken at bedtime, reduced the total duration of stage 1 electroencephalographic-rapid-eye-movement periods in the first 5 hours of sleep; a moderate amount of caffeine produced no significant change.