굽은등/ 굽은어깨/ 체형교정/ 자세교정/ 굽은등 스트레칭/ 굽은등 운동/ 굽은등교정 모든 걸 담았습니다. 2021-09-10 https://youtu.be/tZ7WfxYUH0w https://docs.google.com/document/d/1VYjAKHBOeSQSzxJNjW1buwgGQHDF5Op8hPtXnQt352U/edit?usp=sharing
