Timing of Sexual Intercourse in Relation to Ovulation — Effects on the Probability of Conception, Survival of the Pregnancy, and Sex of the Baby

Key Points

• To evaluate how the timing of sexual intercourse relative to ovulation influences conception likelihood, pregnancy survival, and the sex of the baby.
• Monitored the timing of intercourse relative to ovulation in healthy women actively attempting to conceive.
• Nearly all identified pregnancies are attributable to sexual intercourse occurring during a six-day window ending on the day of ovulation.
• The timing of intercourse relative to ovulation exhibits no measurable influence on the sex of the baby.