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sleep at night
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Northern countries
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In Northern countries, sleeping at night is typically associated with longer periods of darkness during winter months.
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sleep at night
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Northern countries with polar day-night patterns
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In Northern countries with polar day-night patterns, sleeping at night can be challenging due to extended periods of sunlight, leading to different sleep patterns and schedules.
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sleep at night
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Southern European countries
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In Southern European countries, the Mediterranean lifestyle often leads to late bedtime and wake-up times due to late-night activities.
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