Mabhenefiti akavanzika echikakananda: kusanzwisiswa cognitive enhancer?
Chikakananda, chinhu chinoda uye chinovengwa nevanhu, chakagara chichirovererwa pambiru yenyadzi muutano. Mukuona kweveruzhinji, zvine chekuita nemazwi anotyisa akadai segomarara remapapu uye chirwere chemoyo. Asi seri kwemaonero aya evatema-ne-chena, nzanga yesainzi iri kuburitsa chokwadi chinoshamisa: chikakananda pachacho chinogona kunge chiri chisanzwisisike chekunakisisa.
Patinosiya zvinhu zvinokuvadza zvefodya totarisa chikakananda chega, tichaona kuti kushanda kwayo pauropi kwakaoma zvikuru kupfuura zvataifungidzira. Nicotine inogona kukurumidza kupfuura nemuropa-brain barriers uye inosunga kune acetylcholine receptors muuropi. Iyi nzira yekuita inoshamisa yakafanana nemusimboti wemishonga yeAlzheimer. Zvidzidzo zvakaratidza kuti nicotine inogona kuvandudza zvakanyanya kutarisisa, kushanda ndangariro uye kugona kushanduka. Izvi zvakawanikwa zviri kushandura manzwisisiro enharaunda yesainzi nezve nicotine.
Muzvidzidzo zvekiriniki, nicotine yakaratidza kugona kugadzirisa zvirwere zveurourodegenerative senge chirwere cheParkinson uye chirwere cheAlzheimer. Nicotine patches yakashandiswa kurapa kuderera kwekuziva kukanganisa uye yakaratidza mhedzisiro yakanaka pakuvandudza ndangariro nebasa rekutonga. Chinotonyanya kushamisa ndechekuti nicotine yakaratidzawo zororo rakakosha kune varwere vane hanya nekushomeka kwe hyperactivity disorder (ADHD).
Asi chikakananda chekuvandudza kwekuziva bakatwa rinocheka nekwose. Kupindwa muropa kwaro hakugoni kufuratirwa. Kushandiswa kwenguva refu kunogona kukonzera shanduko mukunzwa kwekugamuchira uye kuvimba. Kutsamira uku hakungoratidzwi chete padanho refiziyoloji, asi zvakare kune zvakanyanya kukonzeresa mamiriro epfungwa nemaitiro emushandisi.
Nekukurumidza kukura kwesainzi uye tekinoroji, tinoda kufunga kwakajeka uye kugona kwekuziva kwakanaka kupfuura nakare kose. Nicotine's cognitive enhancement effect yakazarura musuwo mutsva kwatiri, asi mashandisiro akachengeteka maitiro aya achiri kuda tsvakiridzo yakadzama uye kutarisisa kwakasimba. Zvichida mune ramangwana, tichawana nzira yekuburitsa mabhenefiti echikakananda uye kudzivirira njodzi dzayo, kuitira kuti chinhu ichi chisinganzwisisike chigone kushandira kuziva kwevanhu.