Chii chinokonzerwa ne placebo?

Saka chii chinonzi placebo? Placebo chirwere chinoshandiswa pakurapa chinosanganiswa nekutarisira kwepfungwa kusinganzwisisiki kwomurwere. Mukuwedzera, nzvimbo ye-placebo inonzi inoshushwa yekusagadzirwa kwemishonga, apo kugadzirisa kwechiremba kunobatana nekutenda kwake mukudengenyeka. Ko nzvimbo iyo inobatsira inoshanda zvechokwadi here?
Munguva pfupi yapfuura, masayendisiti eGermany akaratidza kuti "placebo effect" ine simba chaiyo pamuviri, unoita zvakananga pamusana. Uku kuwanikwa kunogona kubatsira mukuwana nzira dzinobatsira dzekubvisa marwadzo nezvimwe zvinetso.

Kushandisa unyanzvi hwemazuva ano, vatsvakurudzi vakawana kuti kungotendavira mukurapa marwadzo, uropi hwedu hunoita zvirongwa zvinotarisirwa kubvisa. Izvi zvinoratidza kuti simba redu rezvisikwa nderipi.

"Iyo inonzi effectbo inokonzera simba rakawanda purogiramu yedu yemagetsi munzvimbo yepelinha. Izvi zviratidzo zvinotaura simba rezvinodhaka zvichibva pakushandiswa kwechiitiko ichi, "anodaro Falk Aypert, mutsvakurudzi anotungamirira paWatcher Research Medical Center.

Aypert nevamwe vake vakashandisa magnetic resonance imaging kuti vadzidze nzira dziri kuitika mumutsipa wepelinha. Kuedza kwakabatanidzwa nevakadzi gumi vane maoko. Chidzidzo ichi chakafananidza zvibereko zveMRI zvevarwere apo vakaudzwa kuti vaishanda chete kamuti uye kana-an antiesthetic drug.

Izvozvi, zvipfeko zvose hazvina zvekuita zvikamu, asi, MRI scan yakaratidza kuti basa revatano rakanyanya kuderedzwa pavaifunga kuti vari kugamuchira anesthetic.

Kukwanisa kwemishonga inonyengera isina zvikamu zvinoshandiswa kuti zvive nemigumisiro yepanyama mumuviri kwenguva refu yakavhiringidza vanachiremba munyika yose.

Sezvo mutemo, varwere "mishonga yemvura" inopiwa sechirongwa chekuedza kana sekudzivirira mishonga mumakiriniki ekuedzwa kwemishonga mitsva. Uye chokwadi chokuti uchapupu hwevanhu vakagamuchira "placebo" hahupi hwakasiyana nehuchapupu hwevanhu vanotora mushonga mutsva pasi pekuedzwa, zvichikonzera kuoma kwekugadzirisa kushanda kwechirwere chitsva.

Kunyanya kusimba "placebo effect" inowanikwa mukurapa kwepakati yenheyo yepamusoro kana mukurapa kudengenyeka, kurwadziwa. Nenzira, nyanzvi dzinoona izvi sechiitiko chepfungwa, asi zvidzidzo zvenguva pfupi zvakaratidza kuti kune chimiro chepanyama.

Asi ichiri chisinganzwisisiki, chii chaicho chinokonzera kukanganisa kwakadaro mumutsana? Aypert anokanganwa kuti mishonga yakawanda iyo muviri wedu unobereka, kunyanya mashizha apioids, noradrenaline uye serotonin, inogona kuvapo mune izvi.

Mune imwe nyaya mumagazini ino, Science, Aypert nevamwe vake vakati basa ravo rinovhura mikana mitsva yekudzivirira mishonga inopesana nemhando dzakasiyana dzemarwadzo, kusanganisira kurwadziwa kusingaperi uye kurwadziwa kwenguva nenguva kuvakadzi.

Igor Mukha , kunyanya kune nzvimbo