NUTR 2030 4 13 15 Energy Needs Total Energy Expenditure TEE is the sum of 1 Basal Metabolic Rate BMR how much energy you need for basic body functions 1200 kcal day 60 2 Thermal effect of food energy to digest absorb and metabolize nutrients 200 kcal day 10 3 Physical activity thermogenesis energy that you are going to use in daily physical movements 600 kcal day 30 Components of Energy Expenditure 1 Basal Metabolic Rate BMR Men BMR calories body weight lbs x 11 Example 170 male x 11 1870 kcal for BMR Women BMR calories body weight lbs x 10 Example 130 female x 10 1300 kcal for BMR 2 Thermic Effect of Food TEF higher thermic effect of food with carbohydrates and proteins regular meals increase TEF spicy foods increase TEF 3 Physical Activity Thermogenesis exercise non exercise activity thermogenesis NEAT such as laundry climbing stairs etc 1 Calculate Basal Metabolic Rate Men Weight X 11 kcal from BMR Women Weight X 10 kcal for BMR 2 Account for Physical Activity 30 75 use table on PAT slide BMR X 30 kcal for Physical Activity 3 Dietary Thermogenesis 10 of total needs BMR PA needs X 10 thermogenesis BMR PA needs Thermo needs TOTAL CALORIES Weight Management Benefits of Weight Loss For the obese loss of 5 to 10 of initial body weight may improve Pharmaceutical Management Pancreatic lipase secreted by the body enzyme to digest fat Pancreatic lipase inhibitor medications such as Alli will block some of the lipase action and will prevent the body from digesting some of the fat that is consumed if it is not digested we cannot absorb it and therefore we cannot use the calories that are consumed In order for it to work the person has to eat fat will do nothing for CHOs protein etc have to keep fat intake below 30 calories from fat Blocks up to 30 fat digestion or about 200 300 calories per day Other medications such as Belviq and Qsymia decrease appetite and increase satiety Other approaches include diuretics laxatives
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