For, since menstruation is so closely connected with the phases of the moon and the tides, the rhythmicity of the posterior pituitary may be traced to the days when the pineal was an eye at the top of the head, and in direct relation with the pituitary.
"The Glands Regulating Personality"
Louis Berman, M.D.
Evidence exists that in man, too, there is some cyclic rhythmicity of his endocrines, which sets up a fluctuation in his physical and mental efficiency.
"The Glands Regulating Personality"
Louis Berman, M.D.