Hellow guys, Welcome to my website, and you are watching 심부코어근육을 활성화시키는 운동은? #코어근육, #코어운동, #플랭크, #심부코어근육, #허리통증운동, #핏운동법, #핏마스터정일규. and this vIdeo is uploaded by 엑서사이언스(핏마스터) at 2025-05-22T15:00:05-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.