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Body Image and Weight Management. When are you hungry?. When do you eat? Factors that effect food intake Smell and taste of food Mood Family traditions / ethnic background Social occasions Religious traditions Advertising Cost and availability. Needed Energy. Basal Metabolic Rate (BMR)
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When are you hungry? • When do you eat? • Factors that effect food intake • Smell and taste of food • Mood • Family traditions / ethnic background • Social occasions • Religious traditions • Advertising • Cost and availability
Needed Energy • Basal Metabolic Rate (BMR) • The minimum amount of energy needed to keep you alive when you are in a rested, fasting state.
Maintaining Weight • Stay the same weight • Input = output • Gain weight • Input > output • Loose weight • Input < output
Healthy “Weight” • What is a healthy weight? • Both Claim to be 250 lbs.
Body Composition • Is a person’s weight a good indicator if they are healthy? • Can a person be thin and unhealthy/out of shape? • Determining Proper Body Composition • Weight • Body Mass Index • Waist-to-Hip Ratio • Total % Body Fat
BMI • Height and weight give a BMI number
BMI • What are some of the limitations of the BMI chart? • Individuals with a lot of muscle will have a high BMI number, but have a low % body fat • (Body fat vs. lean mass) • Invented in 1830, based on western European body types
Waist-to-Hip Ratio • Helps to measure dangerous “visceral” belly fat • At risk for liver problems, insulin resistance, and heart attacks • Measure around your waist and hips. • Men (33-37 inches), Women (31-35 inches) • Men ratio: 0.9+ is considered “at risk” • Female ratio: 0.8+ is considered “at risk”
% Body Fat • Get straight to the issue – measure body fat • According to Thomas Owens, M.D., Duke University Medical Center
Achieving Ideal Body Shape • The only way to alter one’s body shape in a healthy manner is to include healthy eating and exercise • Loosing more than 1 pound a week may result in the lose of muscle mass.