Isibali Sezinga Lokushaya Kwenhliziyo Oyiwathayithayo
Amazinga okushaya kwenhliziyo endawo yokuqeqesha kaKarvonen
ukushaya kwenhliziyo yakho usuphumule, kungcono kukalwe lapho uvuka
Isibali Sezinga Lokushaya Kwenhliziyo Oyiwathayithayo
Ukuqeqesha ngezinga elifanele lokushaya kwenhliziyo kwenza i-cardio isebenze kakhulu. Lesi sibali sisebenzisa ifomula kaKarvonen — esekelwe esilondolozweni sakho sokushaya kwenhliziyo (eliphezulu kuphungula lokuphumula) — ukunika ukushaya ngomzuzu ngamunye kwamandla okuqeqesha ngamunye kusukela ku-50% kuya ku-90%, kanye nendawo eyaziwayo yokushisa amafutha engu-60–70%. Ngenxa yokuthi isebenzisa izinga lakho lokushaya kwenhliziyo lokuphumula, kuhambisana nawe kunephesenti elilula leliphezulu. Faka iminyaka yakho nokushaya kwenhliziyo lokuphumula ukuze ubeke izinto eziqondiwe ezilungile zanoma yikuphi ukuvivinya.
Isebenzisa ifomula kaKarvonen kwisilondolozo sokushaya kwenhliziyo: okuyiwathayithayo = (eliphezulu − lokuphumula) × amandla + lokuphumula, ngeliphezulu elilinganiselwa ku-220 − iminyaka. Kuhambisana nomuntu ngamunye kunephesenti elilula leliphezulu ngoba kubala ukuqina komzimba ngokusebenzisa izinga lakho lokushaya kwenhliziyo lokuphumula.
Indlela yokusebenzisa lesi sibali sokushaya kwenhliziyo okuhlosiwe
Faka iminyaka yakho nokushaya kwenhliziyo yakho lapho uphumule — ukushaya onakho lapho uzolile futhi uthule, ngokungcono kubalwe ekuseni kuqala ngaphambi kokuvuka. Bese ucindezela ukubala futhi izindawo zakho zokuqeqeshwa ezihlosiwe zivela ngokushesha ngokushaya ngomzuzu, kusukela ku-50% elula kuya ku-90% okunzima, ngaphandle kokubhalisa. Funda ukushaya kwakho kokuphumula ngokuzwa isihlakala noma intamo yakho umzuzu ophelele, noma ukukopishe ewashini lokuzivocavoca elikulandelela ebusuku.
Indlela yokufunda nokusebenzisa ibanga lakho
Umugqa ngamunye uyiwindi lokushaya ngomzuzu okufanele ulibambe kulelo zinga lomzamo. Ekululameni okulula noma emsebenzini wokushisa amafutha, hlala eduze nezindawo eziphansi ezingaba ngu-50–70% wesilondolozo sakho, lapho usakwazi ukukhuluma ngemisho emifushane. Ukwakha ukuqina kwenhliziyo, phusha ubheke ku-70–85% okunzima ngezikhathi zesikhawu noma ekugijimeni kwe-tempo. Hlola ukushaya kwakho phakathi nokuzivocavoca, noma ugqoke ibhande lesifuba noma iwashi, bese udambisa noma usheshise ukugcina inombolo ingaphakathi kwendawo oyikhethile.
Isayensi engemuva kwezinombolo
Leli thuluzi lisebenzisa indlela ye-Karvonen, eyakhelwe phezu kwesilondolozo sokushaya kwenhliziyo yakho: okuhlosiwe = (MHR − RHR) × amandla + RHR, lapho i-MHR iyisilinganiso sakho esiphakeme kunazo zonke, cishe u-220 − iminyaka. Isilondolozo simane siyigebe eliphakathi kwezinga lakho eliphezulu neleliphumulayo, futhi siyingxenye yebanga lakho ukuzivocavoca okuyisebenzisa ngempela. Ukubophela izindawo ku-RHR yakho siqu kwenza zibe ngezakho kakhulu kunephesenti nje le-MHR, ngoba inhliziyo eqinile ishaya kancane lapho iphumule futhi ithole udumo ngalokho.
Imingcele namathiphu asebenzayo
Izindawo zilunge kuphela njengokokufakwayo kwazo: umthetho wex-220 − iminyaka we-MHR ungaphambanisa ngokushaya okuyishumi nambili kwabanye abantu, futhi ukushaya kokuphumula okulinganiswe ngemva kwekhofi, ingcindezi noma ubusuku obubi kufundeka phezulu. Thatha i-RHR ngokuzola lapho uvuka, ukhumbule ukuthi i-caffeine, ukugula neminye imithi kuyayishintsha. Bala kabusha njalo emavikini ambalwa njengoba uqina futhi i-RHR yakho yehla. Ukuze uthole umongo ojulile, hlanganisa lokhu nezibali ze-Max Heart Rate, Heart Rate Zone ne-VO2 Max ze-CaloNote, futhi urekhode ukuzivocavoca kwakho ku-app ye-CaloNote.
Imibuzo Evame Ukubuzwa
- What is target heart rate and how is it calculated?
- Target heart rate is the beats-per-minute range that keeps you in a chosen training intensity. This tool uses the Karvonen heart-rate-reserve method, which factors in your resting heart rate and age, giving more personalised zones than a plain percentage of maximum heart rate.
- How does the Karvonen formula work?
- Karvonen subtracts your resting heart rate from your maximum (about 220 minus age) to get heart-rate reserve, multiplies that by the target intensity percentage, then adds resting heart rate back. Enter your age and resting pulse and the calculator builds each training zone for you.
- What heart rate is the fat-burning zone?
- The fat-burning zone usually sits around 60–70% of heart-rate reserve, a moderate effort where you can still hold a conversation. It's where a high share of calories comes from fat, though higher-intensity work burns more total calories per minute.