Understanding your own cycle comes first

Changes in length, pain and flow are the earliest signals you can read yourself — and a shortening or lengthening cycle means something.

Cycle length, pain and flow are the earliest signals you can read yourself. A shift to 25–26 days, or a stretch to 40–60, means something. Women who conceive smoothly often sit at 28–32 days, though the textbook normal range is a wide 25–38.