AFAA: Aerobics and Fitness Association of America - Job listings, certification workshops, continuing education, forums.

The American College of Sports Medicine - Promotes and integrates scientific research, education, and applications of sports medicine and exercise.

American Council on Exercise (ACE) - Non-profit organization, sets certification and education standards for personal trainers and group fitness instructors.

American Fitness Professionals and Associates - Fitness and nutrition certifications, provider of continuing education and resources.

American Fitness Training of Athletics - Online and home study personal trainer certification.

American Muscle and Fitness - AMFPT personal trainer, aerobics, Pilates, sports nutritionist, health club management online programs.

Aquacert - Aqua aerobics personal trainer certifications, water workshops, continuing education, senior fitness.

Aquafunfitness - Aqua Aerobics Teacher certificate course, Tutor Diploma course.

Aquatic Alliance International - Professional water fitness certifications and continuing education workshops.

BioFitness Institute - Offers a free study course and a Doctor endorsed certification as a Workout Planning Specialist.

Canadian Fitness Education Services - Weight training, personal trainer, group exercise, Aquafit instructor courses/resources for registration and certification.

Certification Discount - IC Training members get a partial refund on personal trainer certification from ACE, ISSA, NSCA, ASSM, others.

DSWFitness - Desert Southwest Fitness Inc. offers home study continuing education (CECs) for professionals.

Exercise Balls and Stability Ball Education - Courses on ball handling, instructor certification, by Resistaball Inc.

FIE: Fitness Industry Education - Courses in Aerobics, Step, Circuit Training, Resistance Training, Personal Training, Nutrition.

The Fitness Firm - For training group exercise leaders, personal trainers, and management staff of health and fitness programs. Mansfield, MA.

Fitness Institute Australia - Education, service, advice, and training to our students and members.

Fitness Resource Associates - Training and continuing education for Personal Trainer, Yoga, Pilates, Aerobics, Diet.

FiTOUR - ACE credits, CEC workshops, online certifications.

IAFCA - The International Association of Fitness Certifying Agencies is a freely open professional trade association.

International Fitness Association - Certification for kickboxing aerobics instructor and fitness trainer. Free Fitness Manual.

International Fitness Professionals Association - For personal trainers, aerobics instructors, fitness center staff. Tampa, FL.

International Sports and Fitness Trainers Association - Personal trainer certification, continuing education and fitness products. Florida, other states.

International Sports Sciences Association - Provides fitness, personal training certifications, and online continuing education.

ISCA/Promise Enterprises Kick Box Certification - Register for the next course in your area. Kickboxing products.

Joint Effort - Training and certification for would be instructors in the United Kingdom fitness industry.

National Academy for Health and Fitness - Master Instructor, Massage Specialist, Boxing, Aquatics, Plyometrics.

National Academy of Sports Medicine - Addressing fitness, sports performance, and sports medicine. Live, online, and home-study courses.

National Association for Fitness Certification - Training and continuing education for personal and group trainers, consultants.

National Council of Strength and Fitness - Personal training certification and continuing education for the fitness professional.

National Dance Exercise Instructors Training Association - NDEITA, workshops in Group Exercise, Personal Training, Pilates, continuing education.

National Federation of Professional Trainers - Providing trainer certification for over 16 years. Directory, free software, NFPT magazine, forums.

National Fitness Therapy Association - A non-profit accrediting association for fitness professionals and fitness facilities. (Winter Park, CO)

National Gym Association, Inc. - A nonprofit organization maintaining the highest standards for safety, education and fitness training.

National Strength and Conditioning Association Certification Commission - For strength and conditioning specialists, and personal trainers.

National Strength Professionals Association - NSPA has certified over 4,500 professional fitness instructors and personal trainers.

Natural Fitness Trainers Association - Certification for natural fitness trainer. Natural training methods are approved by the NFTA advisory board.

Optimal Performance Institute - Nutrition, sports psychology, natural health, naturopathy and health club management.

Outdoor Action Fitness - Group and personal training, certification and continuing education courses, by Tina Vindum.

Professional Fitness Instructor Training - Certification preparation and continuing education for personal trainers, group instructors, public educators.

Sara's City Workout - Provider of continuing fitness education.

Speedo Sponsored WaterART Aquatic Fitness - Provides aquatic fitness leaders with training based on current research. Canada.

Synergy Fitness - Register for an online course to be a personal trainer.

Results supplemented by dmoz, open directory project.