Using MRI and ultrasound technology, researchers compared the calf muscles and Achillestendons of women who frequently wear high heels with those of women who mainly wear flat shoes.
利用磁共振成像和超声波技术，研究人员比较了经常穿高跟鞋的女性与一般穿平底鞋的女性的小腿肌肉和跟腱。
2
For example, he noted, forefoot strikers place less stress on their knees but more on their calves and Achillestendons.
他指出，比如，前脚触地减少了膝盖上的压力，但是，却增加了小腿和跟腱的压力。
3
The reason for the difference in the Achillestendons, though, is less immediately obvious.