The mnemonic
FSH Follicle, LH Ovulates, Progesterone Prepares
What each word stands for
- FSHRecruits and grows follicles
- LHMid-cycle surge triggers ovulation
- ProgesteroneSecretory change, warming of temperature
Why it matters clinically
Used to time ovulation induction and interpret hormone profiles.
Where it stops being reliable
It omits oestrogen's positive feedback and inhibin.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.