» American College of Sports Medicine
Promotes fitness, health and quality of life through research, education and practical applications of sports medicine.
» American Council on Exercise (ACE)
Non-profit organization, sets certification and education standards for personal trainers and group fitness instructors.
» American Society of Exercise Physiologists
Certification (EPC), undergraduate academic accreditation, electronic research (JEPonline) and publications (PEPonline), licensure through state affiliates.
» National Association for Health and Fitness
A not-for-profit organization that exists to improve the quality of life of every individual in the United States through the promotion of physical fitness and healthy lifestyles and by fostering and supporting Councils for physical activity, health and s
» National Center on Physical Activity and Disability
NCPAD encourages persons with disabilities to participate in regular physical activity to promote healthy lifestyles and prevent secondary conditions.
» National Institute for Fitness and Sport
Non-profit organization committed to enhancing human health, physical fitness and athletic performance through research, education and service.
» National Strength and Conditioning Association
Non-profit association dedicated to facilitating the exchange of ideas in strength development as it relates to the improvement of athletic performance and fitness.
» The Fitness League
National network of locally based exercise classes, suitable for all ages and abilities, available in over 300 venues across the UK.
