Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

The technology of accelerometry-based activity monitors: current and future.

Kong Y Chen1, David R Bassett

  • 1Department of Medicine and Biomedical Engineering, Vanderbilt University, Nashville, TN 37232-2279, USA. kong.chen@vanderbilt.edu

Medicine and Science in Sports and Exercise
|November 19, 2005
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Impact of skin wetting on body cooling.

Journal of applied physiology (Bethesda, Md. : 1985)·2026
Same author

Effects of Time-Restricted Eating on Ketone Metabolism and Immunoregulation in Premenopausal Women: Protocol for a Pilot, Prospective, Single-Arm Dietary Intervention Study.

JMIR research protocols·2026
Same author

Performance of wearable light sensors for measuring photopic and melanopic illuminance under laboratory and free-living conditions.

Sleep·2025
Same author

Scheduling self-efficacy surpasses motivational constructs in explaining physical activity adherence in non-Hispanic Black men.

Journal of health psychology·2025
Same author

Effects of Acute Time-Restricted Eating on Inflammation in Individuals With Psoriasis: Protocol for a Case-Control, Prospective Study.

JMIR research protocols·2025
Same author

An exploratory analysis of the relationship between ultraprocessed food consumption, alcohol intake, body composition, and cardiometabolic markers in individuals with alcohol use disorder.

Alcohol, clinical & experimental research·2025

Portable accelerometers enable objective physical activity assessment. Advanced models using multisite data and nonlinear approaches can improve energy expenditure predictions.

Area of Science:

  • Biomedical Engineering
  • Kinesiology
  • Wearable Technology

Background:

  • Accelerometers are key to objective physical activity monitoring.
  • Understanding accelerometry principles is crucial for accurate energy expenditure estimation.

Purpose of the Study:

  • Review accelerometry-based activity monitors.
  • Explore emerging technologies and analytical methods for energy expenditure prediction.
  • Provide recommendations for future research and development.

Main Methods:

  • Described accelerometer physics, sensor properties, data collection, and filtering.
  • Compared single-site accelerometers and introduced multisensor/physiological sensor combinations.
  • Developed mathematical models by comparing accelerometer outputs with indirect calorimetry and doubly labeled water.

Related Experiment Videos

Main Results:

  • Sensor technology and data processing significantly impact activity counts and energy expenditure predictions.
  • Multisite assessment and integration with physiological sensors show potential advantages.
  • Nonlinear models using multi-site, multi-orientation accelerometer data improve energy expenditure prediction accuracy.

Conclusions:

  • Portable accelerometers have revolutionized objective physical activity assessment.
  • Future advancements lie in analyzing raw acceleration signals and refining predictive models for enhanced accuracy.