Hi guys, Welcome to the Advanced Video Search Engine, and you are watching ๐ช์ํ์๋ฉด ๋ํ์๋ฆฌ | 1.0 Hz ๋ธํํ - '์น๋งค์ํ์ ๋ฎ์ถ๋ ์ํ์๋ฉด' | 1.0 Hz EEG - Slow-wave Sleep for preventing Alzheimer's. That video is uploaded by ์ ๋ฐ์ฌ JAMBAKSA at 2019-10-10T20:38:35-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [8LIS45WcZ54]