Does Your Brain Shut Down During Sleep?

What, exactly, happens when you fall asleep? Why do our brains need sleep in order to function? What are some of the neu... (more)

What, exactly, happens when you fall asleep? Why do our brains need sleep in order to function? What are some of the neurological dangers of not getting enough sleep? What are the sleep patterns of other animals, and how do they compare to our own? Dr. Viskontas provides some answers. (less)