What Is Fatal Insomnia?
For a rare group of people, a scary disease called fatal familial insomnia (FFI), sleep deprivation can be fatal. When we lie awake chasing feverish thoughts, our thoughts slow down and tick off the passing … Read more
EEG
What Is Rem Sleep?
Rem sleep is characterized by rapid eye movements and closed eyelids. Today we report that the brain can be as active during sleep as it is when awake, and dreams are most vivid during sleep. … Read more