The Value of “Sleep”
“Sleeplessness” is the root of all illness and “sound sleep” is the simplest and most powerful way to stay healthy."Sleep" activates immune cells (helper T cells, NK cells) to enhance stress relief and improve concentration, and improve immunity.

“O sleep! O gentle sleep! Nature's soft nurse,”

- William Shakespeare
The Value of Sound SleepThe process of restoring the fatigued body and mind for the normal activity on the next day
Sleep deprivation
Sleep deprivation
Good quality sleep can reduce the pathology of Alzheimer’s disease or degenerative brain diseases caused by the beta amyloid plaque in the brain.
  • Relaxation of sympathetic nervous system
  • Activation of parasympathetic nervous system
  • Activation of immune cells
  • Activation of Helper T cell, NK cell functions
Serotonin    arrow_icon    Melatonin

Eliminates waste from the brain only during sleep
As the size of the brain shrinks, cerebrospinal fluid forms around the blood vessels, removing waste between cells

Sound Sleep
Sound Sleep
“Health Brain - sleepisol”
Electrical stimulation effectInduces secretion, promotion, and activation of serotonin and melatonin
SerotoninHappiness hormone ‘serotonin’, the conductor of the brain orchestra

One of the neurotransmitters of the brain, a hormone that makes people feel happy and provides mental satisfaction and stability
Serotonin has a great effect on the emotional side of humans, and lack of the neurotransmitter serotonin may cause mental illness such as depression.
In the evening, it is converted into sleep hormone melatonin, which leads to high-quality sleep, to be sound asleep.

melatoninRegulates sleep and immunity by regulating the life cycle
If the secretion of melatonin hormone is blocked, oxygen free radicals increase and cause cancer. It is a hormone that is deeply involved in maintaining health and preventing diseases by controlling sleep rhythm in addition to sleepiness and sleep by secreting sleep hormone. Lack of melatonin causes insomnia.
Daily life that changes with a good night's sleep
Stress relief from sound sleepIt reduces anxiety and psychologically unstable emotions to help prevent stress from getting worse.
Improve concentration and memorySleeping time is sometimes called the time of memory consolidation
It helps to process the learned information, save it as memory and improve efficiency.
Enhance ImmunityOnly after a good night's sleep will the function of the immune cells,
helper T cells and NK cells, will be activated by the function of the PNS and enhance immunity.
Skin regeneration and healthA sound sleep helps to maintain and repair skin regeneration and elasticity.
To sleep properly means to regenerate properly.
Reduction in Blood PressureA sound sleep lowers the risk of high blood pressure, arrhythmia and heart disease.

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