Pushups - 油管

Knee Pushups 

1) How to Do Push-Ups

https://www.youtube.com/watch?v=FaIpD_zfrJI

2）Kneeling Push Up: how to do it perfectly and the three most common mistakes.

https://www.youtube.com/watch?v=utzhPQuXWcA

3) FIX Wrist Pain During PUSH UPS | 4 Easy Ways To Increase Your Wrist Strength & Flexibility

https://www.youtube.com/watch?v=t1d-KIwWgDw