Q: Does ejaculation affect testosterone levels?
A: Ejaculation results in changes in prolactin (increase) and dopamine (temporary decrease), but does not result in changes in testosterone. Although prolactin and dopamine are both involved with testosterone, they do not appear to influence testosterone levels acutely.
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Q: Do herbal aphrodisiacs work?
A: It depends on the product touted to be an aprhodisiac, but some of them do apparently increase sexual desire; it is a relatively underresearched topic though, and we don't know why they increase sexuality
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