CNN Vital Signs with Dr. Sanjay Gupta April 25, 2015 19:46:00
Day and night. all of it while dealing with sleep apnea. so time for another sleep fact. a region of your brain called the hypothalmus regulates your sleep and wakefulness matching them to the 24-hour cycle of day and night, called the circadian rhythm. that means your body never truly adjusts to shift work. >> if your nose is this shape -- >> today is a big day in glenn's quest to find sleep stability. he's back for a follow-up test at fusion health, where he was first diagnosed in 2012. >> this is just the prep. >> okay. >> after losing nearly 100 pounds, he's hoping to get a sleep apnea all...
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