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
Around 10% of the population are larks, and 20% true night owls.Monkey Business Images/ShutterstockSleep 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...
