Peter Attia· MD
estradiol and progesterone and as estradiol and progesterone production go down just as testosterone production goes down in a male although it happens far less abruptly for the pituitary gland senses this because there's a negative feedback loop and it says I want more so it starts making more FSH and more LH and of course the higher those go initially the body responds and you'll see a period where the cycle does continue sometimes it spreads out it gets a little bit longer but the body is able to compensate until of course it isn't