newsoholic Time to become News Oholic!
In the pre-industrial world, people used the natural signs of the sun and moon to set their sleep schedules. Today, waking up naturally without an alarm clock can be challenging, but if it happens, it's a strong sign of adequate rest and a healthy body clock.
Why do we wake up before the alarm clock rings?
In the pre-industrial world, people used the natural signs of the sun and moon to set their sleep schedules. Today, waking up naturally without an alarm clock can be challenging, but if it happens, it's a strong sign of adequate rest and a healthy body clock.