This paper examines the role physical activity plays in determining body mass using data from the American Time Use Survey. Our work is the first to address the measurement error that arises when time use during a single day - rather than average daily time use over an extended period - is used...

This paper investigates an alternative proxy for individual worker productivity in physical work settings: a direct measure of physical activity using an accelerometer. First, the paper compares worker labor outcomes, such as labor supply and daily productivity obtained from firm personnel data,...

We find that despite a stronger intention to lose weight, overweight and obese individuals in the United States are less likely to meet the federal recommendations for fruit and vegetable consumption, energy and nutrient intakes, and physical activity than are normal-weight individuals. By...

The relationship between physical activity and child health and development is well-documented, yet the extant literature provides limited causal insight into the amount of physical activity considered optimal for improving any given health or developmental outcome. This paper exploits exogenous...