Why do men need to recharge after sex? Scientists make surprising discovery.

Previous research suggesting it's all about prolactin may be missing the mark.

Credit: DANNY G/Unsplash
  • Men and other male creatures need time to recover between ejaculations, and scientists have assumed it has to do with an increase in the hormone prolactin after coitus.
  • A new study finds that manipulating prolactin levels in mice makes no difference in their sexual behavior.
  • The authors suspect more complex interactions may be at the heart of the wait for round two.
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