Contemporary methods of daily energy expenditure measurement in the system of the nutritional status estimation

: Daily energy expenditure measurement have great significance in such fields of research as nutrition, medicine, sport, physical activity, way of life, etc. Article is dedicated to the survey of the principal methods of the energy expenditure measurement: direct calorimetry, the double labeled water method, indirect calorimetry, heart rate monitoring, and accelerometry. For evaluating the daily energy expenditure most informative is the combination of indirect calorimetry, heart rate monitoring and accelerometry.