在 App Store 中下载


描述

Start lying on your back with your hands behind your head and the soles of your feet flat together. Perform crunches by lifting your shoulders off the floor while also bringing your knees up towards your midline.



观看和学习

每个 Workout Trainer 练习包括
✓ 跟随视频、照片和音频提示
✓ 将此练习添加到您自己的锻炼中
在 App Store 中下载   从 Google Play 下载 Workout Trainer。

步骤
How to do: Frog Crunches - Step 1

How to do: Frog Crunches - Step 2

How to do: Frog Crunches - Step 3

How to do: Frog Crunches - Step 4


锻炼视频


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