上一篇用字錯誤,造成混亂,非常抱歉。今篇特設釐清因為用字錯誤所做成的概念困擾和錯誤。592Please respect copyright.PENANAkxDpb9tJvp592Please respect copyright.PENANAw5x6PMgxqO
592Please respect copyright.PENANAATx1FwEYb1
上一篇提及身體消耗的卡路里是與步行總距離有關,其正確用字應為跑步總距離,非步行總距離。592Please respect copyright.PENANAOGXzvbGrmu
592Please respect copyright.PENANACRt7W5FE5B
最終所得出的公式應為每1kg跑步1km就會消耗1卡路里,而非每1kg步行1km就會消耗1卡路里。592Please respect copyright.PENANAFMdEarRIMj
592Please respect copyright.PENANABn6xaWrqox
(圖2)之於公式為每1kg跑步1km就會消耗1卡路里,究竟是如何得出來的呢?592Please respect copyright.PENANAPaZKg5YhOl592Please respect copyright.PENANAEXtRE2LZ3E
592Please respect copyright.PENANA5WytCugt8r
這是根據跑者真實實驗數據所得,跑速越快的話,能量消耗亦會越大,而且兩者的關係亦成直線相關趨勢。592Please respect copyright.PENANAwcbsu0TOMd
592Please respect copyright.PENANA6FB1O6No3D
如果我們將Y-axis的單位同X-axis的單位相除,就可以推算出一個kcal/kg/km的常數(constant)。592Please respect copyright.PENANAbSXeYoTu9l
592Please respect copyright.PENANAqM6KlE7uu9
(圖3)上一篇因錯誤用字的關係,做成了假設體重一樣,跑步1km與行路1km消耗的卡路里均會一樣的假象,這裡特別在這方面略微深入講解一下。592Please respect copyright.PENANAoX3nxOHcgd592Please respect copyright.PENANAGRrttg5tSp
592Please respect copyright.PENANA5UEl7esIjq
每1kg每1km就會消耗1卡路里,只適用於跑步之上。592Please respect copyright.PENANAVAFUl9QmMD
592Please respect copyright.PENANAVCOpc8RPYl
從左面的圖中得知,當步速高過10km/hr的時候,能量消耗與步速才會成直線相關趨勢,每1kg每1km就會消耗1卡路里才可套用。592Please respect copyright.PENANAUCQK9r5wpu
592Please respect copyright.PENANAWo5jqIWDnZ
而步速低過10km/hr的時候,能量消耗與步速再也不成直線相關趨勢,每1kg每1km就會消耗1卡路里的定律亦唔能夠得以套用。592Please respect copyright.PENANAOaHivDIj3U
592Please respect copyright.PENANAPeCdUZmpIu
雖然香港人節奏急速,但以10km/hr的速度「行路」就應該不會太可行。592Please respect copyright.PENANAOpi1cGn30N
592Please respect copyright.PENANAiDUcKtXd9P
592Please respect copyright.PENANAmtIfiZsMAd
(圖3)究竟身體能夠提供得到幾多卡路里予運動上?592Please respect copyright.PENANAeONq88q1pT592Please respect copyright.PENANALnIjWw98Ek
592Please respect copyright.PENANANLykSnBt5w
如圖中所見,駭眼數字好足夠應付馬拉松的卡路里消耗,那麼為何這麼多人中途會無法支持下去呢?592Please respect copyright.PENANAWiWe4Xrd4l
592Please respect copyright.PENANAcLekvt5jZP
好大部份的原因,均歸咎於名為HIT THE WALL的現象,下篇再續。592Please respect copyright.PENANAbjiHa31m0R
592Please respect copyright.PENANAcgvxQftbhe
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。592Please respect copyright.PENANAOUlmBT2kV1
592Please respect copyright.PENANACHxScr2z6U
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc592Please respect copyright.PENANAgtqBiaZ5j3
592Please respect copyright.PENANAGDW86XoExe
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。592Please respect copyright.PENANA6augiPcbZY
592Please respect copyright.PENANA2bi9nV2S9U
Link:592Please respect copyright.PENANAuMpKuagqx3
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio592Please respect copyright.PENANAeUGdI526ZA
592Please respect copyright.PENANAUlZSi4I5Bu
592Please respect copyright.PENANAF4ueigR611
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。592Please respect copyright.PENANAhJTPpB4rpi
https://www.instagram.com/potatopigtongue/592Please respect copyright.PENANAtB8L8eC78Q
592Please respect copyright.PENANAXUoMlQSO6G
Ref1:https://journals.physiology.org/doi/abs/10.1152/jappl.1963.18.2.367592Please respect copyright.PENANA7z5uuNfLKI
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1859586/592Please respect copyright.PENANAfNJL3aUg0a
Ref3:https://www.nature.com/articles/s42255-020-0251-4592Please respect copyright.PENANAN4irFPtaJb
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深入淺出–點解瘦削運動員都能夠跑畢馬拉松全程?(2)
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