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Men's Weekly

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Health Check: what determines whether we're night owls or morning larks?

  • Written by Fiona Kerr, Neural & Systems Complexity Specialist, Faculties of Professions and Health Sciences, University of Adelaide
imageAround 10% of the population are larks, and 20% true night owls.Monkey Business Images/Shutterstock

Sleep is critical for physical and mental health, and our quality of life. While 3% of the population are genetically programmed to function with less than six hours sleep regularly, the rest of us need around 7.5 hours a night. But what determines...

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  2. Research Check: can drinking coffee reduce your dementia risk?
  3. Genetic testing isn't a crystal ball for your health
  4. Can travellers transform a beggar’s life with a generous gift?
  5. Fat or thin: can the bacteria in our gut affect our eating habits and weight?
  6. Explainer: what is dyspraxia and how is it different to clumsiness?
  7. GlucoControl reduces the spikes in blood sugar levels
  8. Scientists have found how to make people hallucinate, and how to measure what they see
  9. Gut instinct: how the way you're born and fed affect your immune system
  10. Sugar tax is not nanny state, it's sound public policy
  11. Weekly Dose: aspirin, the pain and fever reliever that prevents heart attacks, strokes and maybe cancer
  12. Social media for tracking disease outbreaks – fad or way of the future?
  13. What the consistency of your poo says about your health
  14. Let's address the perfect storm of factors leading to obesity in disadvantaged children
  15. How we get sucked in by junk food specials in supermarkets
  16. Gut feeling: how your microbiota affects your mood, sleep and stress levels
  17. Healthy guts are swarming with bugs, so what do they do?
  18. FactCheck Q A: do eating disorders have the highest mortality rate of all mental illnesses?
  19. Health Check: what is normal vaginal discharge and what's not?
  20. Why ‘baby talk’ is good for your baby

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