Why do some people wake up between 3-5am? - The Times of India

Why do some people wake up between 3-5am? The Times of IndiaReason why some people wake up between 3-5 am and can`t go back to sleep, as per a biohacker WIONHealth expert explains why you're waking up at 3am every night - and how to prevent it Yahoo Lifestyle UKExpert explains why you can never get back to sleep after waking up between 3am and 5am Joe UKDo YOU wake up at 3am every night? Science guru reveals why so many people do... and how to beat the problem Daily Mail