Assertion: progesterone | /r/CapableOf | drop to minimal level
Facets:
value: along with estrogen
type: OTHER
Source sentences:
text: This is because progesterone begins a journey of gradual decline in perimenopause, which can start in our mid-to-late 30s, through our 40s, until menopause, which begins at an average age of 51, when progesterone drops to a minimal level (along with estrogen).