Uma sinenkinga yokulala, kungenzeka ukuthi siye sazama ukulalela umsindo omhlophe ukuze silale. Umsindo omhlophe usho umsindo oqukethe wonke amaza ngesilinganiso esilinganayo, esifana ne-static esivela kumsakazo ongashuniwe noma umabonakude. Yize umsindo omhlophe usetshenziswe njengokwelapha iminyaka, amaTikToker amaningi athembele kolunye uhlobo lomsindo: umsindo onsundu.
Umsindo onsundu umsindo oqukethe wonke amaza, kodwa onamandla engeziwe kumaza aphansi, njengempophoma enamandla noma ukuduma kwezulu. Amavidiyo athunyelwe ku-TikTok emasontweni asanda kwedlula encoma izinzuzo zomsindo onsundu, abasebenzisi abathi inganciphisa imicabango yokugijima, isize ukugxila futhi ithuthukise ukulala.
imisindo ehlobene nemvelo
Nakuba singase singaliboni igama elithi "umsindo onsundu," cishe silizwile ngaphandle kokuqaphela ukuthi linegama elikhethekile. Kukhona 'imibala' emithathu eyinhloko yomsindo: emhlophe, epinki, kanye nensundu (eyaziwa nangokuthi ebomvu). Lezi zinhlobo zomsindo zenziwe yiwo wonke amaza azwakala endlebeni yomuntu, kodwa umehluko oyinhloko ukuthi amandla asakazwa kanjani kuwo wonke la maza.
Ku Umsindo omhlophe, amandla asakazwa ngokulinganayo, okuholela ekuhumusheni okuqhubekayo. Ezinye izibonelo zifaka irediyetha eheyizayo, isiyondisi-moya esivungamayo, noma i-static evela kumabonakude.
Ngomsindo ophinki, amandla awasakazwa ngokulinganayo phakathi kwamafrikhwensi futhi esikhundleni salokho aqine kakhulu kumaza aphansi. Lokhu kubangela umsindo ojule kancane, njengomoya, imvula, nokushaya kwenhliziyo.
Okokugcina, umsindo onsundu unamandla aphakeme nakakhulu kumaza aphansi, okuholela emisindweni ejulile, ephezulu, njenge izimpophoma ezinamandla, ukubhonga okuphansi nokuduma okuthambile. Njengomsindo ophinki, iqukethe imisindo evela kuwo wonke ama-octave obubanzi bomsindo, kodwa amandla angemuva kwamafrikhwensi ayancipha ngayo yonke i-octave. Lokhu kubola kuphindwe kabili kunomsindo ophinki, okuholela emsindweni abantu abawubona ujule kunomsindo omhlophe noma obomvana.
Ingabe iyasebenza ukulala?
Ukusesha okusheshayo "komsindo onsundu" ku-TikTok kuveza izinkulungwane zamavidiyo abantu abajabulela umsindo. Yize abakwaTikTokers bethi lo msindo ushintsha indlela yokulala, umphumela wawo kusamele ufundwe kabanzi. Kodwa-ke, ucwaningo lwangaphambilini lubonise ukuthi umsindo onsundu ungaba usizo kwezinye izilungiselelo.
Ngo-2017, abacwaningi baseNyuvesi yaseMilan bahlola imiphumela yomsindo onsundu kubantu abane tinnitus, isimo esidala ukunkenketha ezindlebeni. Abacwaningi bahlole imiphumela yemibala ehlukene yomsindo ezigulini ezingama-20 ebezikade ziphethwe yi-tinnitus. Imiphumela yabo yabonisa ukuthi umsindo omhlophe wawuwumsindo othandwayo, olandelwa eduze nomsindo onsundu (okubhekiselwa kuwo ocwaningweni ngokuthi "bomvu").
Olunye ucwaningo lwango-2020 lwathola ukuthi ukulalela umsindo onsundu kungathuthukisa ukusebenza kahle komsebenzi nenkumbulo. Kulolu cwaningo, abacwaningi baseChung Shan Medical University Hospital baqashe ababambiqhaza abangu-22 abalalela umsindo onsundu, opinki, omhlophe noma ongekho lapho benza umsebenzi othile. Imiphumela yabonisa ukuthi ababambiqhaza ibonise ukusebenza okungcono nenkumbulo lapho belalele umsindo onsundu, obomvana, nomhlophe kunalapho besendaweni ethule.
Naphezu kweqiniso lokuthi umsindo okwamanje ubhekwa njengemiphumela emibi ekuzweni nempilo, imiphumela yokuhlola ibonisa ukuthi umsindo othile ungathuthukisa ukunethezeka kwemvelo.