The links between increased participation in Physical Activity (PA) and improvements in
health are well established. As this body of evidence has grown, so too has the search for …

Despite extensive use over 40 years, physical activity questionnaires still show limited
reliability and validity. Measurements have value in indicating conditions where an increase …

Research has demonstrated the benefits of physical activity (PA) and the negative
consequences of sedentary behavior for physical and mental wellbeing [1–5]. Thus, PA has …

Physical activity has a fundamental role in the prevention and treatment of chronic disease.
The precise measurement of physical activity is key to many surveillance and …

Physical activity is defined as any bodily movement produced by skeletal muscles that
results in energy expenditure. The doubly labeled water method for the measurement of total …

Background Chronic musculoskeletal pain (CMP) is a major health problem, accounting for
approximately one‐quarter of general practice (GP) consultations in the United Kingdom …

We have recently developed a simple algorithm for the classification of household and
locomotive activities using the ratio of unfiltered to filtered synthetic acceleration (gravity …

T he health benefits of physical activity for adults have been well established (US
Department of Health and Human Services, 1996). Similar links with children are not as well …

Assessment of physical activity in a free-living environment is important for understanding
relations between physical activity and health and determining the effectiveness of …

This review focuses on the ability of different accelerometers to assess daily physical activity
as compared with the doubly labeled water (DLW) technique, which is considered the gold …