Physiological Theories
Studies have shown that the male partner cohabitating with a pregnant female will experience hormonal shifts in his prolactin, cortisol, estradiol, and testosterone levels, typically starting at the end of the first trimester and continuing through several weeks post-partum.
Read more about this topic: Couvade Syndrome
Famous quotes containing the word theories:
“A work of art that contains theories is like an object on which the price tag has been left.”
—Marcel Proust (1871–1922)