練功拾遺—氣沉丹田 Practice Reminder – Sinking Qi to Dantian (qi chen dantian)練功拾遺—氣沉丹田 Practice Reminder – Sinking Qi to Dantian (qi chen dantian) 練氣沉丹田常見的錯誤或忽略了的情況: What one often fails or forgets to do correctly when practising qi chen dantian: 沉向丹田時連頭皮都往下沉,只有下沒有上; When one