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Longitudinal Research

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...

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Related Experiment Video

Updated: Sep 11, 2025

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty

Published on: October 6, 2016

Methodological Considerations for Future Research on Physical Activity and Frailty

Zongyu Yang¹, Songjie Liao²

¹School of Medicine and Food, SiChuan Vocational College of Health and Rehabilitation, Zigong, Sichuan, China.

Journal of the American Medical Directors Association

|August 11, 2025

Summary

No abstract available in PubMed .

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