Release Date：2024/6/27 16:07:38 Visited by：148
The hormone that regulates the day-night cycle of the human body and controls recovery phases during sleep is called melatonin, and to produce this hormone, sufficient darkness is required. Even the slightest light exposure, a smart phone screen for example, can present a disturbance to sleep. An expertly designed mask, however, will naturally help to increase melatonin levels and enhance REM sleep.
