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rolandoaswain | dodany 3639 dni 22 godziny 9 minut temu | () | obserwuj nie obserwuj

Sexual stimulation and erection begin in the brain when neuronal testosterone-receptor sites are prompted to ignite a cascade of biochemical events that involve testosterone-receptor sites in the nerves, blood vessels, and muscles. Free testosterone promotes sexual desire and then facilitates performance, sensation, and the ultimate degree of fulfillment. więcej...

komentarze (0) | kategoria: Sport | tagi: libido effect testosterone