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。347Please respect copyright.PENANAS0PL109ST0
347Please respect copyright.PENANAXh4bCf5zwC
347Please respect copyright.PENANAN2lchJ9L8f
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。347Please respect copyright.PENANA4p8d1kPB7b
347Please respect copyright.PENANAojMSYzKJBl
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。347Please respect copyright.PENANAjm7RHWAdUL
347Please respect copyright.PENANALk32D14Hzp
(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?347Please respect copyright.PENANAB8xiawk3Gu
347Please respect copyright.PENANAbgccxLmFcl
347Please respect copyright.PENANAG1Wa6hMuVW
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。347Please respect copyright.PENANAYrIykNO5wv
347Please respect copyright.PENANAF6LxQ3bDAL
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)。347Please respect copyright.PENANARRnaKbZnCu
347Please respect copyright.PENANAdswGOuScaC
(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。347Please respect copyright.PENANAiFW1y5DMKY
347Please respect copyright.PENANABeNSrdLtmk
347Please respect copyright.PENANA1vScI6kpHg
每1kg每1km就會消耗1卡路里,只適用於跑步之上。347Please respect copyright.PENANARkJu5SPZUx
347Please respect copyright.PENANAwIkBJNThck
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。347Please respect copyright.PENANA7dSTSWMxhG
347Please respect copyright.PENANA6mu2q5j4D8
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。347Please respect copyright.PENANAVAp9O42OXk
347Please respect copyright.PENANABtvjtcopdM
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。347Please respect copyright.PENANAeZ586FUu3g
347Please respect copyright.PENANAJRsD8gw08z
347Please respect copyright.PENANAUQvCayZGlU
(圖3)究竟身體能夠提供得到幾多卡路里予運動上?347Please respect copyright.PENANAWCmHDpRpN4
347Please respect copyright.PENANAQphLt7m077
347Please respect copyright.PENANA55U4yLLiT4
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?347Please respect copyright.PENANAszkkPcCIVo
347Please respect copyright.PENANArIjkKaW4ZR
好大部份的原因,均歸咎於名為HIT THE WALL的現象,下篇再續。347Please respect copyright.PENANA5n2ZW2sgSF
347Please respect copyright.PENANAaRNUC9NY3w
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。347Please respect copyright.PENANAEE2dcToxzJ
347Please respect copyright.PENANAyRWF3RYgzf
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/toc347Please respect copyright.PENANA0tgqauz7s6
347Please respect copyright.PENANA2teWEFeL81
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。347Please respect copyright.PENANA3lCGLZ05Rv
347Please respect copyright.PENANA3LmvSJSmAV
Link:347Please respect copyright.PENANA8Q8p0LwniT
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio347Please respect copyright.PENANAOFFgRtRVGq
347Please respect copyright.PENANAa8ur219MFM
347Please respect copyright.PENANAxz9ZqJ11Ak
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。347Please respect copyright.PENANAOHEXOy3ZWC
https://www.instagram.com/potatopigtongue/347Please respect copyright.PENANAkbJZhvAETw
347Please respect copyright.PENANAGqOwu9OrNs
Ref1:https://journals.physiology.org/doi/abs/10.1152/jappl.1963.18.2.367347Please respect copyright.PENANA9zIy45TFti
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1859586/347Please respect copyright.PENANAYCZQy2vwn0
Ref3:https://www.nature.com/articles/s42255-020-0251-4347Please respect copyright.PENANAjeJbpBC7VI