Blog

Menstrual cycle and hormones

The cycle moves hormones and several blood values. These guides explain what changes, on which day it is best to measure and how to log symptoms so the appointment has context.

November 10, 202617 min read

Menstrual cycle and lab test results: what changes depending on the phase

Which tests depend on the cycle day, when FSH, LH, estradiol and progesterone are drawn, what changes only a little and what to do if your cycles are irregular.

Other sections

All articlesSymptomsUnderstanding your resultsMeasurements and wearablesLongevityPrevention