7: Healthy Thinking about Weight

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binge eating

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A pattern of eating in which normal food consumption is interrupted by episodes of high consumption.

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overweight

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Abnormal fat accumulation above the recommended range for good health; sometimes defined as body mass index between 25 and 29.9, a measure of the proportion of weight to height.

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obesity

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Severely overweight, characterized by an excessive accumulation of body fat; may also be defined in terms of some measure of total body weight or a body mass index of 30 or more.

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body image

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The mental representation we hold about our bodies, influenced by cultural models and resulting in behaviors, perceptions, thoughts, attitudes, and emotions toward the body.

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eating disorder

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A serious disturbance in eating patterns or eating-related behavior, characterized by a negative body image and concerns about body weight or body fat.

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anorexia nervosa

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An eating disorder characterized by a refusal to maintain body weight at a minimally healthy level and an intense fear of gaining weight or becoming fat; self-starvation.

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bulimia nervosa

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An eating disorder characterized by recurrent episodes of binge eating and then purging to prevent weight gain.

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purging

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The use of vomiting, laxatives, excessive exercise, restrictive dieting, enemas, diuretics, or diet pills to compensate for food that has been eaten and that the person fears will produce weight gain.

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binge-eating disorder

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An eating disorder characterized by repeated episodes of eating large amounts of food in a short period of time; episodes are marked by feelings of lack of control.

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biomarker

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A medical sign that can be measured in the body to indicate or predict the incidence of a disease or condition.