What’s a healthy amount of sleep? Research shows it differs from one country to another

Your optimal amount of sleep may depend on where you live, new University of British Columbia research has found. An analysis of sleep data and health outcomes for nearly 5,000 people in 20 countries revealed that the hours of sleep required for good health varies significantly across different cultures, challenging the common belief that everyone needs the same amount.

This article was originally published on MedicalXpress.com

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