How many hours of sleep do I really need?

Seven to nine hours for most adults, with genuine outliers rare. Cognitive impairment starts to compound below six hours per night.

How do I fall asleep faster?

Fixed wake time, morning sunlight within 30 minutes, no caffeine after noon, and a wind-down ritual with dim light for the final hour.

jeudi 2 juillet 2026Live · 26 editions · Daily editorial

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Sleep is the most powerful performance drug you already own. Protocols to get it back on your side.

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