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Articles related to focusing on healthy aging, prevention, mobility, cognition, nutrition, independence, and caregiving support.

Oct 13, 2025

5 min

What is the fragility index of measurement?

In recent years, an increasing number of medical studies have revealed that the statistically significant findings of randomized controlled trials are frequently fragile, meaning they hinge on a small number of events. Understanding what is the fragility index of measurement is crucial for interpreting clinical research and assessing the true robustness of a study's results.

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Oct 11, 2025

4 min

What are the strengths of the activity theory?

Developed by Russian psychologists in the 1920s, activity theory is a powerful conceptual framework for understanding human interaction and technological mediation within a cultural and historical context. Answering the question, "What are the strengths of the activity theory?" reveals its holistic approach, analytical depth, and adaptability, which make it a valuable tool for research and practice across many disciplines.

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