HLTB22H3 Lecture Notes - Lecture 8: Food Security, Global Health, Tobacco Control
5 Dec 2018
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Document Summary
Pillars of food security: food availability, food access, food utilization. High market prices of important food products also bc can impact nutritious options. Nutrition transition: person community region moves from traditional based diets that are high in fibre, plant based protein to animal based protein high in fats sugar and salt healthy to unhealthy. Obesogenic environment: oceania and north america have higher obesity rates. Food system in ph: industrialized food system, able to produce more food than needed. 5 priority actions for combating non communicable diseases. Sedentary living: deleterious association, cardio metabolic risk, salt reduction, tobacco control, reduction in hazardous alcohol intake, essential drugs & technologies, improved diets & physical activity. Subsistence efficiency ratio (ser) 3:1: cardiovascular risk, cancer risk, omni-available food supply, overfeeding & over-storage of nutrients. Subsistence efficiency: paleolithic times, modern humans, not ideal for metabolic functioning, need 400 kcal more of daily energy expenditure. Weight gain & obesity: body adaptation to overfeeding.
