What measurements are required to accurately estimate activity-related caloric expenditure utilizing wearable technology?Select one:a.Active heart rateb.Rating of Perceived Exertion (RPE)c.Active heart rate, gender, age, and weightd.Gender, age, and weight

When are wearable fitness trackers most accurate for accounting for calorie expenditure?Select one:a.Only when wearing a chest-strap heart rate monitorb.At restc.Moderate-intensity activityd.During high-intensity exercise

What is the rate of perceived exertion (RPE) used for in monitoring physical activity?*1 pointA. to determine the duration of physical activity sessionsB. to track the number of calories burned during exerciseC. to measure the number of steps taken during an activityD. to assess the intensity of physical exertion based on subjective perception

What is the term used to estimate energy expenditure by measuring the amount of body heat released by a person?Multiple choice question.Estimated heat releaseIndirect calorimetryDirect calorimetryEstimated energy requirement

The given table shows estimated energy requirements (in kilocalories) according to age,gender and activity.Gender Age (years) Activity LevelSedentary Moderately Active ActiveMale4-8 1,400 (kcal) 1,400-1,600 (kcal) 1,600-2,000 (kcal)31-50 2,200 (kcal) 2,400-2,600 (kcal) 2,800-3,000 (kcal)The information in the given table implies thatA. the energy requirement of all males is the same.B. adult males need to do more work than children.C. children need to burn more calories than adult males.D. adult males should take more carbohydrates than children

Which device is known for tracking fitness and health metrics?