| body-basics.com | National Association for Fitness Certification |
| afpafitness.com | American Fitness Professionals and Associates [AFPA] |
| afaa.com | AFAA: Aerobics and Fitness Association of America |
| acefitness.org | American Council on Exercise (ACE) |
| nestapft.com | Personal Trainer Certification at NESTA Certified: Personal Trainer Certificatio |
| pfit.org | Professional Fitness Instructor Training |
| nfpt.com | National Federation of Professional Trainers |
| ndeita.com | National Dance Exercise Instructors Training Association |
| ncsf.org | National Council on Strength and Fitness |
| issaonline.com | International Sports Sciences Association |
| spencerinstitute.com | www.spencerinstitute.com/ |
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