Dr. Bray continues his month-long series on the different aspects of sleep. Today, he shares the story of two brilliant and brave researchers who discovered two critical aspects of sleep. Their bravery (or lack of) that propelled the study of sleep forward. Dr. Bray also discusses circadian rhythm and its role in all aspects of your life. Finally, Dr. Bray discusses the caffeine issue and how caffeine works positively and negatively in your body. You don’t want to miss this episode as Dr. Bray shares research that will back the sleeping tools he will share next week! **Thanks to Matthew Walker for his research and writing. You can dive deep into the sleep research in his book, “Why We Sleep.” And best of all it won’t make you tired.