Diurnal and weekly, but no lunar rhythms in humans copulation.

  title={Diurnal and weekly, but no lunar rhythms in humans copulation.},
  author={Jeffrey D. Palmer and J. Richard Udry and Naomi M. Morris},
  journal={Human biology},
  volume={54 1},
A study was conducted to determine the solar day, lunar day, and weekly rhythms in human copulatory behavior. The study subjects were young married couples, with a median age of 25, living in North Carolina. All avoided conception by means other than oral contraception (OC). The husband and wife were paid $1.00/day for completing a questionnaire each morning, reporting whether they had engaged in intercourse in the previous 24 hours. Subjects recorded copulatory events to the nearest hour… CONTINUE READING
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