The purpose of this study was to review various physical activity measures, both subjective and objective. The activity measures were then evaluated for their ability to aid in research and practice.

The holidays are over. The cookies and treats are all eaten. The relatives have left, and the decorations are put away. The only thing not gone is the extra pounds I gained. So I exercise, sweat and ...

Objective The ‘single-item measure’ was developed as a short self-report tool for assessing physical activity. The aim of this study was to test the criterion validity of the single-item measure ...

Metabolism comprises the crucial, life-sustaining chemical reactions occurring within cells and tissues. Mitochondria, in particular, are critical hubs for such biochemical transformations. Although ...

Lupus disease complexity and variability makes accurate measurement of disease activity very challenging. Measurement of disease activity in lupus is central to clinical research and clinical trials ...