Many studies on physical activity have been performed using accelerometer-based devices. These are just a few recent examples.

Various accelerometers
  • "Health-related aspects of objectively measured daily physical activity in children"
  • Dencker, M. CLINICAL PHYSIOLOGY AND FUNCTIONAL IMAGING 2008 Vol. 28 Iss. 3 p. 133 - 144
  • Abstract

  • "Physical activity in the United States measured by accelerometer"
  • Troiano, RP. MEDICINE AND SCIENCE IN SPORTS AND EXERCISE 2008 Vol. 40 Iss. 1 p. 181 - 188

Actigraph devices

  • "Profile of physical activity behaviors among Swedish women aged 56-75 years"
  • Orsini, N. SCANDINAVIAN JOURNAL OF MEDICINE & SCIENCE IN SPORTS 2008 Vol. 18 Iss. 1 p. 95 - 101
  • Abstract

RT3 devices

  • "Using the RT3 accelerometer to measure everyday activity in functionally impaired older people"
  • Sumukadas, D. AGING CLINICAL AND EXPERIMENTAL RESEARCH 2008 Vol. 20 Iss. 1 p. 15 - 18