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Weight loss - Coggle Diagram
Weight loss
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Set point theory
‘Our bodies contain an exquisitely tuned system that controls our intake and expenditure with incredible precision to maintain our body mass at a constant level’ Kennedy, 1953, Speakman et al., 2011
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When the period of dieting or overfeeding ends they tend to regain lost fat, or lose accumulated fat
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Why people gain weight
The normal set point can no longer be ‘defended’ and is raised to a higher level, the new higher weight is now defended – metabolic obesity
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Homeostatic forces are unable to overcome disordered reward system e.g. binge eating, food addiction – hedonic obesity
Cont.
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Foods high in fat and sugar can impair the reward system – may lead to uncontrolled eating/food addiction