7 ms·
The book Why We Sleep mentions some experiments comparing the difference between 8 and 7 hours per night. I haven't looked into the actual studies, but the book
by PerfectElement 8y ago
The book Why We Sleep mentions some experiments comparing the difference between 8 and 7 hours per night. I haven't looked into the actual studies, but the book suggests that 8 hours of sleep opportunity is the ideal for most people.