Hellow guys, Welcome to my website, and you are watching 허리디스크에 좋은 허리 강화 운동. and this vIdeo is uploaded by 콕선생님 (콕통증의학과) at 2020-11-01T18:11:00-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.