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

Prospective evaluation of luteal phase length and natural fertility - ScienceDirect

Could I get some insight please? What causes drops like this near the end of a cycle? Usually I'd be confirming a temp shift by now. Do I need to scrap this

Prospective evaluation of luteal phase length and natural fertility - ScienceDirect

First cycle post HBC - no period yet : r/FAMnNFP

Prospective evaluation of luteal phase length and natural fertility - ScienceDirect

a) Daytime variation in mid-luteal s-progesterone and s-estradiol in

I am still so confused. : r/FAMnNFP

Period timeline? : r/FAMnNFP

Embers_glow (u/Embers_glow) - Reddit

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