Inhibiting estrogen synthesis may treat / prevent ectopic pregnancy

I just made a post about the role of estrogen in male infertility, which matches perfectly the evidence about estrogen’s role as a metabolic inhibitor, and an agent that causes atrophy in both male and female gonads. Male fertility depends on intensity of (sperm) metabolism Now, a new study demonstrates that using an aromatase inhibitor … Read more Inhibiting estrogen synthesis may treat / prevent ectopic pregnancy

Estrogen and cortisol, not androgens, suppress immunity

There is a very famous theory in reproductive biology still considered the dominant one in its field. Namely, males have to accept a trade-off between androgen levels and immunity. It is known as the immunocompetence handicap hypothesis (ICHH). Higher androgen levels, the theory goes, allow the male to (physically) outcompete other males around him for … Read more Estrogen and cortisol, not androgens, suppress immunity