"Ruwan gaba gaba, komawa baya" shine sauƙi na gajeren lokaci na Ɗaukaka Rana (DST), manufofi a wuri a kasashen da dama don kare makamashi da kuma yin amfani da hasken rana. Amma mene ne yafi rikitarwa sakamakon yunkurin motsa jikinmu a cikin jiki, a kan lafiyar mu da kuma tsawon rai?
Tarihin DST
An ƙaddamar a lokacin yakin duniya na don adana makamashi don masana'antu, Lokaci Lokacin Saukewa yana motsa sa'a daya sa'a gaba da Standard Time a watan Maris, don amfani da hasken rana da maraice.
A lokacin rani, an sake dawo da agogon sa'a daya (komawa zuwa Standard Time), don samun karin hasken rana da safe a cikin watanni hunturu. Duk da yake biyan kuɗar da lokacin hasken rana ya kasance tsawon shekaru, yawancin al'ummomi yanzu sun aiwatar da saurin yanayi. A Turai, an kira shirin ne lokacin Yammacin Turai. Tallafawa ta hanyar fatan samar da makamashi na makamashi, a shekara ta 2005 da Amurka ta ba da umarnin ƙara ƙarfafa Time Range Time ta makonni huɗu, yana jinkirta jinkirta agogon lokaci zuwa Nuwamba.
Masu bada shawara na canjawa da agogo gaba daya - don ƙara hasken rana har maraice - yi jayayya cewa yana inganta lafiyar yara da kuma manya, ta hanyar samar da karin dama da kwarewa a waje.
Haɗarin barci da kuma Lafiya na Lafiya
Yayin da asarar sa'a daya - ko samun - na barci yana iya zama ƙananan, akwai shaida cewa canja wurin agogonmu daidai da lokaci ɗaya zai iya samun tasiri daban-daban a kan tunaninmu, musamman a cikin mutane masu fama da rashin ciki.
Alal misali, nazarin bayanan na Australian daga 1971-2001 ya sami karuwar maza da mata bayan da aka fara motsawa zuwa lokacin hasken rana, idan aka kwatanta da sauran shekara. Nazarin na 2008, wanda aka buga a barci da halittu mai rai , ya nuna cewa tasirin zai iya zama saboda rashin barci da rushewa a cikin ma'anar 'barci / farkawa,' ko kuma circadian rhythm .
Har ila yau, masu bincike sun bayar da bayanai game da jinsunan jinsuna da yawa - wanda ma'aurata biyu ke fama da cutar - wanda ya nuna rashin daidaituwa ga sauye-sauyen yanayin yanayi a cikin tagwaye masu ciki.
Bayanai na Traffic Bayan Matakan Canji a cikin Ruwan
Yawan karatu sun nuna cewa hadarin hatsari da haɗari sun tashi nan da nan bayan Wutar Lantarki ta fara a watan Maris, suna nuna karuwar yawan direbobi da ke fama da lalacewar sa'a daya. Duk da haka, ba duk binciken bincike ba daidai ne. Alal misali, nazarin 2007 da aka buga a cikin littafin jarida na Tattalin Arziki da Tattalin Arziki yayi nazarin abubuwan da ke faruwa na gajeren lokaci da kuma na tsawon lokaci, na sauyawa zuwa lokacin hasken rana a cikin bazara. Masu binciken, daga kamfanin RAND Corporation, sun binciki bayanan da suka faru na Amurka kan shekaru 28, daga 1976-2003. Sakamakon? Ƙaddamar da agogo a gaba bai sanya bambanci sosai ga yawan ƙwayoyin mota a cikin gajeren lokaci ba. An samu raguwar ƙananan ƙananan lokaci, duk da haka, a cikin hadari biyu da suka shafi masu tafiya a ƙasa (ƙasa da 8-11%), da wadanda ke haɗa da wasu motoci (6-10%).
Menene Yake faruwa A lokacin da Clock ya Koma?
Komawa zuwa lokaci mai tsawo a cikin bazara yana ba wa mutane wani karin kwanciyar barci , amma bisa ga binciken da malaman Farfesa biyu suka yi daga Jami'ar Carnegie Mellon a Pittsburgh, PA, wannan motsi zai iya zama haɗari - a kalla, ga masu tafiya.
Farfesa Paul Fischbeck da David Gerard sun tattara bayanai da yawa game da kididdigar tarzoma kuma sun gabatar da bayanai ga wasu hukumomin tarayya na Amurka. Sun kwatanta da hatsarori da dama a fadin Amurka a cikin watan Oktobar, tare da wadanda a watan Nuwamba. Duk da yake ba a samu tsalle-tsalle ba a motocin motoci, an samu mummunan haɓaka - kusan sau uku a hadarin - an gano shi a cikin mummunar cututtuka tsakanin karfe 5 na yamma da karfe 6 na yamma, a cikin makonni bayan faduwar lokaci. A cikin tsawon shekarun 1999 zuwa 2005, kusan 37 a cikin watan Nuwamba, kusan mutuwar mutane 37 da suka wuce a cikin watan Nuwamba, idan aka kwatanta da watanni na baya.
Fischbeck yana haɓaka zuwa rashin hasken rana. "Mutane ba sa amfani da su wajen yin tuki cikin duhu," in ji shi. "Kullun yana da muni ga makonni biyu na biyo bayan canjin lokaci, sa'annan ya koma baya a watan Disamba zuwa matakan al'ada."
A cikin bazara, Fischbeck ya ce, kishiyar gaskiya ne: akwai karin hatsari na zirga-zirga a lokacin safiya na safiya bayan Faɗakarwa na Ƙarƙashin Rana ya kaddamar saboda kullun sun fara cikin duhu. Bayanan da ya bayar ya nuna cewa karuwa a cikin mawuyacin hali a cikin bazara ba kasa da mutuwar mutuwar da ke faruwa a lokacin maraice na yamma bayan watanni na Nuwamba.
Menene ya kamata ka yi da waɗannan kididdiga? Ya bayyana cewa jikinmu yana da tsayi don daidaitawa zuwa sauyewar yanayi, fiye da yadda muke yi. Yi la'akari don samun barci sosai a waɗannan lokutan shekara, kuma duba duk hanyoyi, kafin haye hanya a cikin rush hour.
Sources:
M Lambe. (2000) Canje-canje zuwa kuma daga lokacin tanadi rana da motar motar motar. Rigakacewar Damuwa 32: 4, 609-611.
Mayer Hillman. "Ƙarin hasken rana, lafiyar lafiya: don me ya kamata ba za mu saka salo a wannan karshen mako ba." BMJ 2010; 34.
Michael Berk, Seetal Dodd, Karen Hallam, Lesley Berk, John Gleeson, Margaret Henry. "Ƙananan canje-canje a rhythms na diban suna hade da haɓakawa a kashe kansa: sakamakon tasirin rana." Hutu da Halittu na Halitta 2008; 6: 22-25.
Paul Fischbeck. Farfesa na Farfesa da Harkokin Kasuwanci / Gini da Harkokin Kasuwanci. Jami'ar Carnegie Mellon. Bayanan sirri Nuwamba 5, 2012.
Sood, Neeraj da Ghosh, Arkadipta. "Hanyoyin Tsarewa da Tsawon Hasken Haske na Hasken Rana akan Mutuwar Ƙarin Cutar Kasa. Littafin jarida ta tattalin arziki na tattalin arziki na jarida na AP. ISSN 1935-1682, 02/2007, Volume 7, Issue 1, p. 11.