Oral contraceptive pills are made of artificial steroids that mimic the effects of estrogen and progesterone. Some contraceptive (meaning against conception) pills only have artificial forms of progesterone in them. They are termed “mini” pills and work a little differently from those with synthetic estrogen and progesterone. I mention the pill because so many of … Continue reading The Pill. What’s it made of?
Once released the ovum or egg lives (and therefore is only available for fertilization) for only 12-24 hours. If you are trying to conceive, this in itself provides a very short window of opportunity each cycle. The good news however is that cervical mucus, which is produced in the days leading up to ovulation. enables … Continue reading How long does the egg live?