The American Physiological Society
https://www.the-aps.org/

The American College of Sports Medicine
http://www.acsm.org/

Southwest Chapter of The American College of Sports Medicine
http://www.swacsm.org/

National Institutes of Health
http://www.nih.gov/

Gatorade Sports Science Institute
http://www.gssiweb.com/

National Science Foundation
http://www.nsf.gov/

National Center for Biotechnology Information
http://www.ncbi.nlm.nih.gov/

National Athletic Trainers Association
http://www.nata.org/

National Skeletal Muscle Research Center
http://muscle.ucsd.edu/NSMRC/home.shtml

American Society of Biomechanics
http://www.asbweb.org/