Which day is the least fertile out of all? Is it the first day of menstruation? : r/FAMnNFP

Do you agree with FF? A chance of pregnancy? : r/FAMnNFP

Most girls start their period bewteen age Woman are most fertile

When is the fertile period? The calendar could help you.

Time limit of 50% discount Is this a pregnancy temp spike? Or a regular old post-ovulation temp spike? Need others' experiences please! :) : r/ouraring, temp spike

Help reading chart- ovulation day? Lack of CM? TTA-Symptothermal : r/FAMnNFP

First real period PP? : r/FAMnNFP

When Are You Least Likely to Get Pregnant?

Is it really possible I missed my peak?? : r/FAMnNFP

Please help me - freaking out PP : r/FAMnNFP

Ovulation and menstruation at the same time: is this possible?

PDF) Collective Privacy Sensemaking on Social Media about Period and Fertility Tracking post Roe v. Wade

When are you least fertile?