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。512Please respect copyright.PENANAIcAsqpPNkK512Please respect copyright.PENANAEk0jNZ0oMD
512Please respect copyright.PENANATjIMLFXNdg
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。512Please respect copyright.PENANAQPN3b3scb5
512Please respect copyright.PENANAdasSpiG5Ia
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。512Please respect copyright.PENANA27UbSQ4TcT
512Please respect copyright.PENANAeoKltYlSYb
(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?512Please respect copyright.PENANApjCcqcYTZy512Please respect copyright.PENANAcGsrNIp1br
512Please respect copyright.PENANAUbFyAB0HmZ
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。512Please respect copyright.PENANA2zdv7Mr1aW
512Please respect copyright.PENANAQ4jJEeIWPA
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)。512Please respect copyright.PENANAT2IRaLuJCd
512Please respect copyright.PENANAbaO0gdaQ2c
(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。512Please respect copyright.PENANA9qktOfSOrj512Please respect copyright.PENANAwIijU0S3QD
512Please respect copyright.PENANAQNv0uPt5Us
每1kg每1km就會消耗1卡路里,只適用於跑步之上。512Please respect copyright.PENANAukVh9xX87q
512Please respect copyright.PENANA97EVXFqitY
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。512Please respect copyright.PENANAy1vxIh3jU2
512Please respect copyright.PENANAgHQLQyr6Fg
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。512Please respect copyright.PENANAdN0AUw3Kd4
512Please respect copyright.PENANAP0qlWgbqFx
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。512Please respect copyright.PENANAJNyNlQp7FT
512Please respect copyright.PENANAN7nhYtZAaJ
512Please respect copyright.PENANAmzdzM96K40
(圖3)究竟身體能夠提供得到幾多卡路里予運動上?512Please respect copyright.PENANARkd43wrZgY512Please respect copyright.PENANAkmDI1C5WZI
512Please respect copyright.PENANAwFoSkJAKv8
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?512Please respect copyright.PENANAI6hnBxgif3
512Please respect copyright.PENANAOKALYjhBeh
好大部份的原因,均歸咎於名為HIT THE WALL的現象,下篇再續。512Please respect copyright.PENANAfp9kLLBqnn
512Please respect copyright.PENANAkYsWH1B6Cp
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。512Please respect copyright.PENANAio7OoKukcK
512Please respect copyright.PENANAHTQEowlaZI
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/toc512Please respect copyright.PENANA0h2EAXGNq1
512Please respect copyright.PENANAzFt2Tc5Q8b
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。512Please respect copyright.PENANAHLHmuupO5J
512Please respect copyright.PENANAnokeb1SClX
Link:512Please respect copyright.PENANAe2lTwyHc5x
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio512Please respect copyright.PENANAzG3wAAE1Eq
512Please respect copyright.PENANABzd7ohNQkc
512Please respect copyright.PENANAX3JaCQ9SHI
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。512Please respect copyright.PENANArSG6ATXZDO
https://www.instagram.com/potatopigtongue/512Please respect copyright.PENANAddtWwmIHDf
512Please respect copyright.PENANAhoQgvhGBEJ
Ref1:https://journals.physiology.org/doi/abs/10.1152/jappl.1963.18.2.367512Please respect copyright.PENANAaPQl8hbDMe
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1859586/512Please respect copyright.PENANAyq48SsMMkN
Ref3:https://www.nature.com/articles/s42255-020-0251-4512Please respect copyright.PENANAsfjpjoQPXZ
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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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