Sleep is dangerous. Or at least with a rudimentary understanding of evolution, that’s a conclusion you could semi-logically arrive at. Let’s journey back to our caveman days. Sleep was dangerous. Dangerous for our species. So why do we need to sleep?   ROMcast provides bite-sized chunks of health, happiness, fitness and performance. Presented by Exercise Physiologist and Scientist, Coach and Director of Range of Motion, Dan Williams.   Enjoy ROMcast? We'd love if you could rate or review our show on iTunes or Stitcher, and don't forget to subscribe on iTunes or Stitcher so you don't miss future episodes!