How much variance in Luteal phase length is considered normal? : r/FAMnNFP

Luteal phase - Wikipedia

Real-world menstrual cycle characteristics of more than 600,000 menstrual cycles

For those postpartum whose cycles came back early : r/FAMnNFP

Distributions of the luteal phrase lengths (A) and the mean PDG

Peak Days : r/FAMnNFP

First cycle charting. Which day should Peak Day be: D20 or D22? I ran on D21 so maybe that caused the big jump in D22? I felt my boobs enlarge on D22.

Subject characteristics for follicular phase (FP), luteal phase (LP)

Peak Days : r/FAMnNFP

File:Hormones estradiol, progesterone, LH and FSH during menstrual cycle.svg - Wikipedia

File:Luteinizing hormone (LH) during menstrual cycle.png - Wikipedia

My first week charting. The “normal ovulation” chart in the upper left is concerning me. Should I be concerned that I haven't seen a spike in bbt after ovulation yet? Does the