1. Noll Laboratory, Department of Kinesiology, The Pennsylvania State University, University Park, Pennsylvania
2. Center for Healthy Aging, The Pennsylvania State University, University Park, Pennsylvania
3. Department of Health and Human Physiology, The University of Iowa, Iowa City, Iowa
4. Institute for Applied Life Sciences, University of Massachusetts Amherst, Amherst, Massachusetts
5. Department of Kinesiology, University of Massachusetts Amherst, Amherst, Massachusetts
6. Department of Kinesiology, University of Texas Arlington, Arlington, Texas