Overeating Flashcards
What aspects of behaviour associated with increased weight gain?
1) Employment: Shift work, lack of sleep, reduced physical activity, and hunger hormones
2) Dietary patterns
3) Reduction of physical activity
What developmental could add to child’s risk of obesity later on?
1) Rapid infant weight gain increases risk of obesity
2) Premature introduction of solid foods can increase obesity
3) Breast feeding to decrease risk of obesity
4) Childhood obesity large predictor
What are direct and indirect controls of meal size?
D: Contract of food with GI mucosa receptors
ID: All other factors: Metabolic, cognitive, endocrine, social and environmental
What is satiation and satiety?
Satiation: Ending of eating episode
Satiety: Inter-meal period
What happens in the satiety cascade?
Sensory > Cognitive > Post-Ingestive > Post absorptive
What is theory of energy density?
Portion sizes stay same, but have fewer Kcal in food and allow satiety to remain
What 4 methods to reduce ED?
1) Water
2) Air and reducing fat (industry)
3) Fruit and Veg
4) Cooking method
What happens in energy compensation?
Adjustment of energy intake following ingestion of certain type of food
How is alcohol involved with over-eating?
1) High kcal but no satiety
2) Poorer food choices
3) Efficiently oxidised
4) Stimulates intake of food
What are environmental over-eating factors?
1) Variety: Greater variety increase
2) Portion Size: Increased largely
3) Distractions increase
4) Social facilitation
What are psychological over-eating factors?
1) Stress
2) Lack of sleep
3) Dietary disinhibition
4) Reward sensitivity
What are food-characteristic factors?
1) Macronutrient composition e.g. no veg and lots of carbs
2) Energy density
3) Role of liquids vs solids
