I was struggling to fall asleep, yet waking up at 3 a.m. — until an expert made this simple change to my routine

By Nicola Appleton, Jun 10, 2026

For this borderline insomniac who frequently wakes up at 3 a.m., this was unprecedented. However, according to Dr. Alex Dimitriu, a dual board certified psychiatrist and sleep doctor, it’s entirely expected. “I tell my patients they need to be vertical by day, so they can sleep better horizontally at night,” he says.

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