Men who thought their partner was more likely to spend time with other men produced ejaculates with higher sperm concentration during intercourse. This suggests that men’s bodies could be biologically (but unconsciously) tuned to respond to perceived competition.
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#SpermCompetition #MaleBiology #ReproductiveHealth #PsychologyOfMen #RelationshipDynamics
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#SpermCompetition #MaleBiology #ReproductiveHealth #PsychologyOfMen #RelationshipDynamics
PsyPost
Scientists investigating human sperm competition stumble upon an intriguing paradox
Men who suspect their female partners have more male friends produce ejaculates with higher sperm concentration—yet paradoxically, those who believe in their partner’s faithfulness generate sperm that move faster.
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