KT Tape: Ball of Foot
https://www.youtube.com/watch?v=IF5jsA455D0 0:53 it can cause what's called metatarsal pain or pain in the toes and pain in the ball of the foot. ハイヒールをはくと中足骨痛症と呼ばれる母指球や足の指が痛くなる病気にかかる。
Handling Holiday Foot Pain
https://www.youtube.com/watch?v=hteUPJjL32o 4:40 where the ball of her foot is 足裏の体重のかかる部分
Pro Cycling Coaches Demonstrates a Bike Fit Using BikeFit Protocol
https://www.youtube.com/watch?v=hteUPJjL32o 2:02 when you walk, do you walk on the balls of your feet or do you walk on the heels of your feet? 歩く時、つま先のほうから足をつけますかそれとも踵(かかと)から先につけますか?
Australian Prime Minister Julia Gillard's High-Heel Fall Caught on Tape