1/f fluctuation sound sleep music to occur from a natural sound

15 SONGS • 23 MINUTES • MAY 19 2023

1

Relaxation of the strain

01:35

2

Serotonin secretion

01:35

3

Stress reduction

01:35

4

1/f fluctuation

01:35

5

01:35

6

Sound of the river

01:35

7

01:35

8

01:35

9

Pain-killer of nature

01:35

10

01:35

11

I ease becoming stiff

01:35

12

Blessings of nature

01:35

13

Liberation from thought

01:35

14

Sound sleep music

01:35

15

01:35

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