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。582Please respect copyright.PENANA5SqQ5wNR3R582Please respect copyright.PENANA6ujQrdU1fN
582Please respect copyright.PENANARvDmRmUJxg
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。582Please respect copyright.PENANASLuaBNDvwf
582Please respect copyright.PENANAAMIKn9mEGW
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。582Please respect copyright.PENANA83G5a6VgYi
582Please respect copyright.PENANAb8fZs1YYr4
(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?582Please respect copyright.PENANAYqVMGK3RKx582Please respect copyright.PENANAXWHPiSjHNP
582Please respect copyright.PENANAXaxuV1dpzg
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。582Please respect copyright.PENANAVvO3rA85Oc
582Please respect copyright.PENANAuTrfqi7aQB
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)。582Please respect copyright.PENANA0U2dygGeGQ
582Please respect copyright.PENANA8Egr75GtMH
(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。582Please respect copyright.PENANAf11wVwBIxN582Please respect copyright.PENANATqzj4DLpWj
582Please respect copyright.PENANA7a74FAD5dv
每1kg每1km就會消耗1卡路里,只適用於跑步之上。582Please respect copyright.PENANAFKSucYFrpp
582Please respect copyright.PENANA0G2208shNC
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。582Please respect copyright.PENANAeKZkSHTo1F
582Please respect copyright.PENANA19qoyVaGei
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。582Please respect copyright.PENANAHb3LslG4VO
582Please respect copyright.PENANASSPHnlfTpe
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。582Please respect copyright.PENANAp9X1k7GghN
582Please respect copyright.PENANAcF0ZG19agp
582Please respect copyright.PENANADnvzs5L6Zi
(圖3)究竟身體能夠提供得到幾多卡路里予運動上?582Please respect copyright.PENANAf6AlMw5sAP582Please respect copyright.PENANAckiMKRAyIq
582Please respect copyright.PENANAjttZF6rdsB
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?582Please respect copyright.PENANAHT7ynowWzN
582Please respect copyright.PENANA6ey9ubNkya
好大部份的原因,均歸咎於名為HIT THE WALL的現象,下篇再續。582Please respect copyright.PENANAslgSHTnA9d
582Please respect copyright.PENANAKy5xM3N7iS
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。582Please respect copyright.PENANAus5cbKsoID
582Please respect copyright.PENANAV5ovRE5KXR
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/toc582Please respect copyright.PENANAWb04c41dMD
582Please respect copyright.PENANATgxExIZ5ow
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。582Please respect copyright.PENANArISBPGJeb5
582Please respect copyright.PENANASluWzKFwza
Link:582Please respect copyright.PENANAOBjy5YVzJB
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio582Please respect copyright.PENANAQ5IZeWs1Hd
582Please respect copyright.PENANAMjUiWcC1VX
582Please respect copyright.PENANA1FqVk0S06n
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。582Please respect copyright.PENANAo6pnMyV3K5
https://www.instagram.com/potatopigtongue/582Please respect copyright.PENANADWgQOcwsRU
582Please respect copyright.PENANAX0xPEjMlTv
Ref1:https://journals.physiology.org/doi/abs/10.1152/jappl.1963.18.2.367582Please respect copyright.PENANAE1zDEK93i2
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1859586/582Please respect copyright.PENANA64Bx5gFkvz
Ref3:https://www.nature.com/articles/s42255-020-0251-4582Please respect copyright.PENANAt3FFp2HRNM