Group Fitness Instruction (NAFC Group Fit) | 2025/2026 Exam Q&A – 80+ Questions | Anatomy, Zumba, FITT, Special Populations

This document features over 80 detailed and accurately solved exam questions from the Group Fitness Instruction module of NAFC University’s 2025/2026 curriculum. It is tailored for students and professionals preparing for fitness instruction certification, offering a well-rounded overview of essential group training principles, safety protocols, and exercise science foundations. Covered content includes: Key historical figures in group fitness (e.g., Kenneth Cooper, Jackie Sorenson, Beto Perez) National physical activity guidelines and weekly recommendations for aerobic and strength training Warm-up and cooldown protocols, proprioception, kinesthetic awareness, and posture correction strategies Program design elements including R/BE and ANSER principles, muscle confusion, and progressive overload Detailed anatomy and kinesiology terms including planes of motion, joint actions, and lever systems Muscle function and physiology: agonists vs. antagonists, muscle contractions (isometric, concentric, eccentric), and hypertrophy/atrophy Instructional techniques and modifications for participants with cardiovascular disease, asthma, diabetes, and other special conditions Safety considerations, rest and recovery, hydration, sleep, and illness-related training adjustments Applied use of tools such as the FITT principle and the Karvonen formula for heart rate zones Each question and answer is formatted for exam readiness and real-world application, helping learners master the theory, terminology, and practices required to lead safe, effective, and engaging group fitness classes. This resource is ideal for students enrolled in: Group Fitness Instructor Courses Exercise Science or Kinesiology programs Physical Education and Sports Coaching tracks NAFC or other nationally recognized fitness certifications (e.g., ACE, AFAA, ISSA) Continuing education for personal trainers, wellness coaches, and athletic instructors Whether you’re preparing for an exam or seeking to refine your instructional skills, this guide will enhance your ability to lead with confidence and competence. Keywords: group fitness, aerobic instruction, FITT principle, Karvonen formula, Zumba, Jazzercise, step aerobics, anatomy planes, muscle contractions, lever systems, special populations, diabetes, asthma, cardiovascular precautions, proprioception, posture correction, warm-up, cooldown, RPE, training intensity, NAFC certification, group exercise