Practice for Parturition: Does Sexual Activity Improve Labor and Birth Outcomes?

Area of Science:

• Reproductive Biology
• Human Sexuality
• Obstetrics

Background:

• Reproductive biologist Niles Newton noted similarities between female sexual response and childbirth.
• Phenotypic overlap suggests shared mechanisms, with potential for dysfunction in one affecting the other.
• Limited research exists on pre-birth female sexuality's impact on parturition.

Purpose of the Study:

• To introduce and describe the "practice for parturition" framework.
• To propose that sexual activity prepares women physically and psychologically for childbirth.
• To investigate the interrelationship between female sexuality and birth outcomes.

Main Methods:

• Detailed review of female genito-pelvic reflexes and psychological states.
• Three systematic reviews evaluating hypotheses on pelvic floor interventions, pre-birth sexual activity, and sexual dysfunction.
• Analysis of existing literature on sex-birth interrelationships.

Main Results:

• Evidence supports that pelvic floor interventions improve sexual function and birth outcomes.
• Pre-birth sexual activity/function appears to predict improved labor and birth.
• Sexual dysfunction may impair birth outcomes, though direct links to orgasm/arousal are sparse.

Conclusions:

• The "practice for parturition" framework offers a testable model for understanding benefits of female sexuality on birth.
• Sexual activity may serve as a natural preparation for childbirth.
• Further research is needed to explore specific mechanisms linking female orgasm/arousal to parturition.