Sex Research

"To swallow or not to swallow: that is the question... contains less than 1 calorie... But you'd actually have to drink nearly 4 oz (a half cup) of semen to match the protein of one egg white... Semen does have an awful lot of zinc in it (3% of U.S. RDA), which is believed to be an antioxidant and slows down the aging process of skin and muscles..."

"The results revealed that sensation-seekers of both genders were especially likely to prefer a dominant partner. In particular, boredom susceptibility and disinhibition were correlated with a preference for dominant partners—while thrill-seeking was not. This suggests that those who are easily bored and engage in impulsive behaviors may choose more dominant romantic partners. Such partners may provide the excitement that keeps them stimulated."