Sleep culture refers to the material and spiritual system formed by all non-instinctive behaviors related to human sleep. This definition indicates two points: First, only humans have sleep culture because although many living beings have sleep, sleep culture is composed of non-instinctive behaviors.

    • The connotation of sleep culture    
    • The Necessity of Sleep Culture

	Second, this system consists of two aspects: one is the material aspect and the other is the spiritual aspect.
	The content of sleep culture
	The definition of sleep: There are many versions, but it is generally believed to be a low-energy consumption behavior of rest and energy restoration for humans, closely related to the behavior of the brain.
	2. Sleep and Health: Such as the relationship between sleep and health preservation, sleep and staying up late, sleep and insomnia.
	3 Sleep and Dreams: For instance, at what stage of sleep do people dream?
	4. Sleep and History and Literature: For instance, the Sleeping beauty in fairy tales, poems, riddles and riddles related to sleep. Historical figures related to sleep, such as Wang Yunzhi who pretended to be asleep.
	5. Sleep and Food: For instance, coffee suppresses sleep while hot milk promotes it.
	6 Sleep and Medication: Such as sleeping pills.
	7. Sleep and bedding: such as beds, pillows, pajamas, sleeping bags, etc.
	8. Sleep and Music: Such as serenades.
	9. Sleep and Environment: Such as noisy, light-polluted cities, quiet suburbs, etc.
	10 Sleep Festivals: For instance, World Sleep Day on March 21st.

The Necessity of Sleep Culture     Sleep culture is a kind of culture because during people's long-term sleep process, values and habits related to sleep are formed, and these are not caused by instinct. Human energy comes from diet and sleep. Therefore, sleep culture will better guide people to enjoy more comfortable sleep. Therefore, the existence of a sleep culture is necessary.