๐ค3.4Hz Delta Wave-Promotes Enkephalin secretion: Natural stress relief system and memory enhancement
![](https://i.ytimg.com/vi/lrvlUXjGx8k/mqdefault.jpg)
7:59:14
๐ค3.5 Hz Delta Wave-relieves irritability / anxiety / anger
![](https://i.ytimg.com/vi/Y0nZy_6egkQ/mqdefault.jpg)
7:59:48
๐ชDelta [email protected] Hz | 'Restorative sleep'
![](https://i.ytimg.com/vi/9k0faMFph4w/mqdefault.jpg)
8:00:13
๐ดFast deep sleep brainwave sounds | 1.8 Hz delta-8 hours dreamless sleep
![](https://i.ytimg.com/vi/vok6xmB1QEg/mqdefault.jpg)
8:00:01
๐๐ฅโฒ๏ธ์ฅ์๊ฐ ํ์ต์ ์ง์ค๋ ฅ์ ์ ์งํ๋ ๋ํ (๋ธ๋์คํฌ๋ฆฐ) | 12 Hz ์ํํ - ๋์ ๊ธด์ฅ๋๋ฅผ ๋ฎ์ถ๊ณ ์ง์ค ํ ์ ์๊ฒ ํด์ค๋๋ค | 12 Hz EEG
![](https://i.ytimg.com/vi/_W9B6xWQe3w/mqdefault.jpg)
7:59:46
๐ฅฑ1.5 Hz delta wave-Endorphin promotion: Natural pain relief
![](https://i.ytimg.com/vi/bBQ9_NP0vsc/mqdefault.jpg)
7:59:48
โ๏ธ5.8 Hz EEG-Noise reduction in mind for concentration
![](https://i.ytimg.com/vi/XoJzR64Ny0w/mqdefault.jpg)
7:59:48
๐5.0 Hz EEG-Troubleshoot unconsciously during sleep
![](https://i.ytimg.com/vi/e5YR21ztZDc/mqdefault.jpg)
7:00:13