This rhythm is trained by the day-night cycle. Nerve impulses originate from the light receptors of the eyes and ultimately affect reproductive hormones. The influences of light on fertility are not fully understood by the scientific community. In many native cultures women trying to conceive are advised to have intercourse during the dark phase of the moon. As we move into our 30's most women experience a reduction in both the quality and quantity of fertile vaginal mucus.
Adequate mucus is essential in fertility because it provides the best means of sperm motility.
Cervical mucus also has nutrient qualities that nourish the sperm in transit. There are three things you can do to increase your mucus. Use raw egg white as a coital lubricant. This drug has been shown to liquefy mucus of all types, including vaginal mucus. What Husbands Can Do.