1. Claudia (Chunyun) Wang is with the Department of Health and Human Development, Western Washington University, Bellingham and the School of Physical Education, Pingdingshan University, Pingdingshan, Henan Province, China. Kaigang Li is with the Department of Health and Exercise Science, Colorado State University, Fort Collins. Arkopal Choudhury is with the Department of Biostatistics, University of North Carolina at Chapel Hill. Susan Gaylord is with the Department of Physical Medicine &...