TRAIN IN PERSON – LEARN IN PERSON Don’t Let Online Certification Take the Person Out of Personal Training! As one of the original fitness certification associations, AAAI/ISMA has been educating and certifying fitness professionals for over 39 years. AAAI/ISMA is also one of the largest fitness certification associations worldwide. Our fabulous Fitness Family has over 170,000 members. As an International Fitness Association your certification is recognized worldwide. AAAI/ISMA helps you build a fitness career.