Dr Chatterjee talks to world-leading sleep researcher, author of the international best-selling book Why We Sleep and Professor of Neuroscience and Psychology at the University of California, Matthew Walker.  They discuss everything you ever needed to know about sleep in this 2-Part interview.  In Part 2 they discuss how sleep affects every aspect of our health – how sleep deprivation can affect our blood sugar levels, increase our risk of heart attack and impact our mental health. They discuss alcohol’s impact on sleep and the staggering financial costs associated with lost sleep. Finally, Matthew provides his top tips for optimising your sleep. Show notes available at https://drchatterjee.com/27 Follow me on instagram.com/drchatterjee/ Follow me on facebook.com/DrChatterjee/ Follow me on twitter.com/drchatterjeeuk DISCLAIMER: The content in the podcast and on this webpage is not intended to constitute or be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your doctor or other qualified health care provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have heard on the podcast or on my website.