Why Do We Need Sleep? | Next Level Living Ep. 1
The HuffPost Originals series “Next Level Living” premieres with an episode on the science of sleep. Humans can sustain themselves without sleep for about 16 hours. Once you get beyond that, you’re in trouble. Experts explain why we need sleep and what exactly happens to our bodies when we don’t get enough.
Video courtesy of http://shows.huffingtonpost.com