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Caloric expenditure is the amount of energy the body uses throughout the day, including activities like walking, digestion, and basic body functions. In individuals with obesity, the efficiency of caloric expenditure can be reduced, despite having higher overall body mass. While larger individuals tend to burn more calories at rest, their ability to burn calories during physical activity may be compromised due to factors like reduced physical activity levels, hormonal imbalances, and metabolic adaptation. This lowered caloric expenditure makes weight loss more challenging and weight gain more likely. Increasing physical activity, improving metabolic efficiency through exercise, and making lifestyle changes can help boost caloric expenditure, creating the energy deficit necessary for weight loss. Addressing these factors through tailored interventions is essential for managing obesity and achieving sustainable weight management.
