While causes of insomnia include stress, excessive screen time, caffeine, and what you eat before bed, one of the biggest ...
Even if you feel like you haven't slept, you still get benefits, Mednick said. People don't feel like they are asleep until they have reached deeper, slow-wave sleep in stage three. "Your brain is ...
The human brain is highly skilled at detecting patterns in the world and using this information to predict future events.