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In short Waking up almost every night at nearly the same time, around 3 a.m., isn’t chance or bad luck. It’s the result of a very specific biological mechanism: at that point in the night your sleep is lighter and your body starts raising cortisol to prepare you for the day ahead. Stress, late-night eating, … Read more

In short If you struggle to fall asleep, the problem isn’t always a lack of tiredness. In most cases, your brain is still in an alert state. Stress, screens, irregular schedules, or certain habits can delay the moment you fall asleep. Scientific research shows that a few simple changes are often enough to significantly improve … Read more