Pafupifupi zaka ziwiri pambuyo pake, mayina a azimayi a mankhwala otchuka "viagra" adzawonekera pakugulitsa malonda. Ubongo wa American Commaury ubongo umachita chitukuko cha chikondwerero cha chokongola cha theka lokongola la mtundu wa anthu. Chida choyambirira chimatchedwa lybridos, lipoti la tsiku ndi tsiku. Iyo, monga kutsimikiziridwa, imawonjezera kukopa kugonana ndi kugonana, kumakhudzanso madera ofanana ndi ubongo. Mankhwala amawonjezera kuchuluka kwa serotonin ndi dopamine omwe amachititsa kuti chisangalalo. Nthawi yomweyo, mankhwalawa amangopangidwa osati kungolimbikitsa kukopa kwamphamvu kwa thupi, komanso kukopa psychology yamafano achikazi.
Malinga ndi omwe adalenga a Lybridos, mankhwalawa amakhala ndi kukoma kosangalatsa, kutsatiridwa ndi testosterone kudzazidwa. Kuphatikiza apo, kukonzekera kumaphatikizapo bussoid - mwanjira ina imatchedwa mankhwala kuchokera nkhawa zomwe zimawonjezera kuchuluka kwa serotonin. Mapiritsi amafunika kumwa pafupifupi ola limodzi loti mulowe muubwenzi wolimba.
Dziwani kuti pafupifupi 30% ya akazi, malinga ndi ziwerengero, zowawa ndi libido yochepetsedwa. Malinga ndi asing'anga, ochepetsa chidwi chogonana mwa akazi ndi vuto lovuta, zifukwa zomwe zimabisidwa nthawi zambiri zobisika m'matumbo, koma mu psyche.