also check this, from "Psychopathia Sexualis":
"Hammond reports analogous observations of great interest concerning
the Pueblo Indians of New Mexico. These descendants of the Aztecs
cultivate so-called “mujerados,” of which every Pueblo tribe requires
one in the religious ceremonies (actual orgies in the spring), in
which pederasty plays an important part. In order to cultivate a
“mujerado,” a very powerful man is chosen, and he is made to
masturbate excessively and ride constantly. Gradually such irritable
weakness of the genital organs is engendered that, in riding, great
loss of semen is induced. This condition of irritability passes into
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