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2012.02.09 - HSci 1001 Reading Review Notes.docx

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Western University
Health Sciences
Health Sciences 1001A/B
Shauna Burke

HealthSci Lecture Review Notes Sugar Reading  Chronic non-communicable diseases pose a higher risk worldwide than infectious disease o They contribute to 35million deaths annually  There are 30% more obese people in the world than undernourished people  Obesity is not the cause, rather a marker for metabolic dysfunction  UN targets diet, tobacco and alcohol as the main risk factors of these diseases  They are forgetting sugar!  In October 2011, Denmark created a tax on foods high in saturated fats o They are thinking about creating this for sugary foods as well  Added sugar = any sweetener containing the molecule fructose that is added to food in processing  Over the past 50 years, consumption of sugar has tripled worldwide  Sugar is typically considered “empty calories” o It has been linked to triggering processes that lead to liver toxicity o Associated with metabolic syndrome (hypertension, high triglycerides, insulin resistance and diabetes) o Some early studies have also linked sugar consumption to human cancer and cognitive decline  People are consuming an average of more than 500 calories per day from added sugar alone  Sugar dampens the suppression of the hormone ghrelin, which signals hunger to the brain o
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