In this episode of the Let's Talk Health Podcast, we sat down for a chat about sleep with Nuffield Health's Regional Lead for Physiology Luke Cousins. Luke gives us the science behind what sleep does for us, how we can all get more of it, and why caffeine, alcohol, napping, and technology can all affect our circadian rhythm and sleep schedule. 00:11: intro08:58: what is sleep and why do we need it?01:46: what happens when we don't get enough?03:00: how sleep stages work06:52: how much sleep do we really need?07:28: can we 'bank' sleep?08:52: improving sleep quality10:11: body clock, night owls, and our circadian rhythm13:05: advice for shift workers15:40: the most common problems sleep experts see16:40: why caffeine affects our sleep17:58: the impact of alcohol19:08: food, diet, and sugar20:47: napping24:34: sleep hygiene28:40: key takeaways and expert advice30:49: stress and our mental health32:25: how exercise can impact sleep35:41: outro Hosted on Acast. See acast.com/privacy for more information.

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