Examlex
The research is clear: marital satisfaction drops when a couple has children, but rises again significantly after the children leave home.
Estrogen and Testosterone Levels
Refers to the concentration of these two primary sex hormones in the body, which influence various physiological and behavioral characteristics.
Frequency of Intercourse
A demographic measure referring to the average number of sexual encounters between partners over a specified period.
Frequency of Sexual Fantasies
A measure of how often an individual experiences sexual fantasies.
Refractory Period
A period immediately following stimulation during which a nerve or muscle is unresponsive to further stimulation.
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