Ungakhathazeka ngokuphuza amanzi okwanele ukugwema ukungcola futhi uhlale uphilile ngokuya ngenkathi nesimo sezulu lapho uhlala khona. Izibuko eziyisishiyagalombili ngosuku. Yilokho abakushoyo, kwesokudla? Iqiniso liwukuthi, akusikho ucwaningo olunzulu lwesayensi mayelana nalokho okwenza kahle "umthamo" wamanzi nsuku zonke.
Ukusabalala kwemfundiso yezingilazi eziyisishiyagalombili-ngosuku kuqokonyiswe ephepheni lika-2012 elibhalwa uSpero Tsindos, uprofesa wokudla okunomsoco eYunivesithi yaseLa Trobe e-Australia.
Ishicilelwe ku-Australian naseNew Zealand Journal of Health Public, lesi sihloko sichaza umlando ngomsuka walesi seluleko, kanti okunye okukhona okwamanje kubonisa ukuthi kungani inkolelo yokubusa okungenani kokusetshenziswa kwamanzi ihlala isakazeke kangaka.
Ngokusho kukaTsindos, emuva kwekhulu le-19, abahlengikazi abathile ababizwa ngokuthi "i-hydrophathists" babephakathi kokuqala ukuphakamisa amanzi - futhi eziningi - njengendlela yokwelapha jikelele. UVincent Priessnitz, kusukela manje eseyingxenye yeCzech Republic, ubizwa ngokuthi umsunguli we-hydropathy. Amanzi akhe "ukwelashwa" ashukumise ukwakhiwa kwezindawo zemvelo zasemanzini e-United States, e-Australia naseYurophu maphakathi nawo-1800. U-Priessnitz nabalandeli bakhe batusa ukuphuza okulingana no-1.1 kuya ku-1.7 amalitha amanzi ngosuku.
Muva nje, ngokusho kwe-akhawunti kaTsindos, maphakathi no-1940 i-National Academy of Sciences yashicilela umhlahlandlela ohlanganisa inani elidingekayo lamanzi nenani lamakholori adliwe ngosuku olujwayelekile: 1 milliliter yamanzi kuwo wonke ikhalori.
Ngokwalesi sibalo, umuntu odla ama-kilojoule angu-2 500 ngosuku kufanele aphuze cishe ngamalitha angu-2.5 ngosuku.
Izingozi Zokuphelelwa Imvelo
Ukwehlisa amanzi ngokweqile kuyingozi. Kungabangela ukugubha, ukulimala kwengqondo, ngisho nokufa. Ukungcola kwamanzi kancane kungenza ngcono izimo ezifana nokuqothulwa noma ukutheleleka kwamagciwane.
Ngisho nezinkinga zamazinyo zingabuka ekudambiseni amanzi ngenxa yokungabi namathe emlonyeni, okungaba yinkinga yamazinyo asebekhulile. Ngomunye umuntu onempilo, ukuphelelwa amandla kwamanzi kungase kwenzeke ngemuva kokuhlanza noma uhudo.
Izingozi ze-Over-Hydration
Esimweni esingavamile umuntu adla amanzi amaningi kakhulu, i-hyponatremia ingaholela. I-Hyponatremia yisimo esibucayi lapho ibhalansi ye-electrolyte yomzimba ilahliwe khona, ikakhulukazi i-sodium. Ukuvuvukala kobuchopho obungozi nokufa kungaholela. Nakuba izimo ezithile ezinjengezifo zezinso kanye nokuhluleka kwenhliziyo kwangempela kungabangela i-hyponatremia, kubonakala futhi kumgijimi aseMarathon abadlulela kakhulu amanzi ngaphambi komncintiswano omkhulu.
Ngakanani Amanzi Awanele?
Ngokungafani namavithamini amaningi namaminerali, ayikho isethi esinqunyiwe yokudla kwamanzi nsuku zonke. Ngokusho kweBhodi likaZwelonke leSayensi yezokuSidla nokuKondla, "ukudla okwanele" kwamanzi kuyahlukahluka ngobudala nobulili. Lezi zinombolo zitholakala kudatha yokuhlola yokudla, ngakho-ke ziyisifingqo sokuthi abantu badla kangakanani, kunokuthi bangakanani okufanele badle.
Ububanzi bubanzi kakhulu: kumadoda aneminyaka engama-51 kuya ku-70, ukusetshenziswa kwansuku zonke okungenani amathani angu-1.9 kubonisiwe, kuhlanganise namanzi akhona kukho konke ukudla nokuphuza.
Kulaba besifazane abaneminyaka engama-51 kuya ku-70, ukusetshenziswa okuphakathi kuka-2.0 amalitha ngosuku kusuka kuyo yonke imithombo.
Ucwaningo olufanayo oluvela e-Australia, olwakhulunywa yiTindos, lwaqhutshwa ngo-1995. Lungenisa ukutholakala kwamanzi okufanele kuwo wonke imithombo ibe ngamalitha angu-3.4 namadoda angu-2.8 amalitha kwabesifazane, nakuba amaphesenti angaba ngu-40 abaphendulile ahluleka ukudlala amanzi amaningi.
Ngomhleli we-2008 we-Journal of the American Society of Nephrology, ochwepheshe bezinso zeYunivesithi yasePennsylvania uDan Negoianu noStanley Goldfarb nabo babuza imibuzo ejwayelekile yezibuko ezingu-8-ngosuku. Ngesikhathi bevuma ukuthi abantu abahlala ezindaweni ezishisayo, ezomile nalabo abenza ngokuzikhandla banesidingo esikhulu samanzi, bakusho ukungabi nanoma yikuphi ubufakazi besayensi ukuthi izibuko zansuku zonke eziyisishiyagalombili ziyadingeka.
Ngaphezu kwalokho, bakhomba izifundo eziphikisanayo mayelana nezinzuzo zokudla kwamanzi amakhulu kunoma yiziphi izimo ezithile, ngaphandle kwamatshe ezinso, kanti ngisho nobufakazi buphela kuphela kubantu abaye baba namatshe ezinso.
Ukungena kwamanzi nokulahlekelwa kwesisindo
Olunye ucwaningo lubonisa ukuthi ukuphuza amanzi amaningi kuzosiza ekulahlekeni kwesisindo, ikakhulukazi lapho amanzi eshintsha utshwala obushukela obungadliwa. UTsindos, Negoianu, noGoldfarb baphikisana necala lokulahlekelwa isisindo, bathi akukho zifundo eziye zafakazela ukuthi ukuphuza amanzi amaningi ngosuku lonke kwehla ukudla kwe-caloric esikhathini eside.
Kuthiwani Ngekhofi Namaqanda?
Ikhofi kanye netiye kwenziwa ngamanzi, ngakho-ke "babala" ekuthathweni kwamanzi okuphelele noma benza izakhiwo zabo zokuzivocavoca kusho ukuthi uzokhipha uketshezi oluthe xaxa owuthathe? U-Tsindos ukhuluma lo mbono, ucaphuna ucwaningo olubonisa ukuthi "ukuphuza kwesiphuzo sezinye iziphuzo, njengetiyi noma ikhofi, kuye kwancipha kakhulu."
Okubalulekile
Amanzi amancane kakhulu namanzi amaningi abeka izingozi zempilo. Ngenkathi sidla uketshezi oluthile ngamanzi alula ngosuku ngalunye, sithola amanzi ngokudla njengezithelo ezingenamuthi nemifino, okufaka isandla emzimbeni we-hydration. Ngaphezu kwalokho, uTindos ugcizelela, kukhona ubufakazi obuningi bokuthi amanzi nokudla okulinganiselayo kwenza okungaphezu komzimba kunamanzi yedwa, iqiniso elivame ukunganakiwe.
Okokugcina, uma kuziwa emanzini amaningi okufanele uphuze ngosuku, vumela umzimba wakho ube ngumqondisi wakho. Unemitha yokuhlunga ngaphakathi: umchamo wakho. Uma kunombala ophuzi noma u-orange obala, noma uma kunomnikelo ohlukile noma oqinile, ungase uphelelwe amandla, noma imithi ethile ingavula umchamo we-urine.
Umbala ojwayelekile womchamo ophilile uluhlaza okwesibhakabhaka, noma unemibala emibala, futhi kufanele kucace ngokwanele ukuthi ungafunda iphephandaba ngawo. Khumbula: umzimba wakho uzosebenzisa amanzi kunoma imuphi umthombo, kufaka phakathi izithelo nemifino enempilo eyingxenye yokudla okuguga, kanye nekhofi kanye netiyi okungase futhi kukhuthaze impilo yakho ende.
Imithombo:
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Ukwehla kwamanzi. I-US National Institutes of Health Medline Information Sheet Sheet.
I-Dietary Reference Intakes Yamanzi, I-Potassium, I-Sodium, i-Chloride, ne-Sulfate Panel kwi-Dietary Reference I-Intakes yama-electrolyte namanzi, iKomidi elimileyo ekuhloleni kwezesayensi ye-Dietary Reference Intakes. I-National Academy Press. 2005. Kufinyelelwe ngoJuni 25, 2012.
UFriedrich Manz, MD "Hydration and Disease." J Am Coll Nutr October Okthoba 2007 vol. 26 cha. isitha 5.
Hyponatremia. I-US National Institute of Health Information Sheet sheet.
UMargaret McCartney. "Amanzi?" BMJ 2011; 343: d4280.
UNegoianu, uDan noGoldfarb, uStanley. "Yengeza nje Amanzi." I- Journal of the American Society of Nephrology : JASN, ISSN 1046-6673, 06/2008, Umqulu 19, Issue 6, iphe. 1041 - 1043.
Spero Tsindos. "Yini Esenza Siphuze Ukuphuza 2 Amalitha Amanzi Ngosuku?" I- Australia neNew Zealand Journal of Health Public. Umqulu 36, Issue 3, amakhasi 205-207, June 2012.