Yakson House - How to walk proerly/bow legs/good walking postures

Wrong walking posture often make our body shape unhealthy and feel pain according to situation.
I also have experienced this pain 3 years ago because always wear high-heeled shoes whenever I go to school.
So, I registered in Yakson House right away and follow the below video everyday!
If you have the wrong walking posture, you had better to show this video!