"300 sit-ups" is a training program to rapidly develop your abdominal muscles.
This program will allow you to strengthen your abdominal muscles, and if you exercise regularly, you sculpt a muscular stomach.
In addition, it is worth to exercise the abdominal muscles because they are responsible for many important functions in the body.
适用平台：电脑, 移动电话, Surface Hub, HoloLens
操作系统：Windows 10 版本 10586.0 或更高版本
体系结构：x86, x64, Arm