Hellow guys, Welcome to my website, and you are watching 20년차 의사가 알려주는 노년기에 근육이 빠르게 감소하는 이유 | 평생 두 발로 걷고 싶다면 지금 꼭 알아야 할 습관. and this vIdeo is uploaded by 김수연의 우아한 노화 at 2025-05-02T01:08:18-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.