How much impact does staying up late often have on your body?
The definition of staying up late is insufficient sleep and irregular sleep. Many people who stay up late at night do not have no way to go to bed early, but it is not because the time to go to bed has long passed, but they feel it is a pity to end the day like this, so they keep surfing the Internet and scrolling on their phones. Why can't they stop staying up late in revenge? Are you one of those people who stay up late at night?
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