Here are a quick rundown of your fertility when you are trying to conceive (TTC) according to the incredibly helpful ASRM guide Optimizing Natural Fertility:

20% - 37% The chance of conception for young fertile couples (YFC) during their first 3 months of TTC.

80% The chance of conception for a YFC during their first year of TTC.

90% The chance of conception for a YFC during their first two year of TTC.

9.4% The chance of conception for a YFC from a single episode of sex on cycle day (CD) 12.

3.2% The chance of conception for a YFC from a single episode of sex on CD 8.

< 2% The chance of conception for a TFC from a single episode of sex on DC 21.

Age 50 The year that male fertility starts to decrease appreciably.

5 days An abstinence interval that may start to negatively affect sperm counts

37% The chance of conception (CoC) associated with daily sex during the fertile window for a YFC.

33% The CoC associated with sex that occurs every other day during the fertile window for a YFC.

15% The CoC associated with sex that occurs once a week during the fertile window for a YFC.

50% The percent of time that women who monitor their cycles are able to accurately predict ovulation.

38% The rate of pregnancy when sex occurred on the day of peak mucus (EWCM).

15-20% The rate of pregnancy when sex occurred on days before or after peak mucus (EWCM).

< 60 seconds The time it takes for sperm to be found in the cervical canal after ejaculation.

2x The increase in the time to conception if the female partner has a BMI over 35.

4x The increase in the time to conception if the female partner has a BMI under 19.

60% Increase in the relative risk of infertility due to smoking.

60% Increase in the relative risk of infertility due to drinking more than 2 drink per day.

70% Increase in the relative risk of infertility due to illicit drugs.

We hope these numbers help you make the right choice for you and your fertility. If you have any questions, always feel free to use Glow Pages to find a qualified fertility expert in your area!

Don't forget, the Glow Fertility Program is here to help you, too. Call 1-866-GLOW-NOW (1-866-456-9669) and get personal advice from one of our experienced fertility coaches today.

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