NAFC Study Guide 2026
Everything you need to pass the NAFC exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 NAFC Exam Format at a Glance
📚 NAFC Topics to Study (30)
✍️ Sample NAFC Questions & Answers
1. Which method of body composition assessment uses electrical current to estimate fat mass?
Bioelectrical impedance analysis (BIA) sends a low-level electrical current through the body to estimate fat and lean mass.
2. What is the function of antioxidants in the body?
Antioxidants neutralize free radicals, which are unstable molecules that can damage cells and contribute to disease.
3. What is a fitness assessment baseline used for?
Baseline fitness assessments establish initial values that serve as reference points to evaluate a client's progress throughout training.
4. When working with a client who has hypertension, which exercise type should be approached with caution?
Heavy isometric exercise and the Valsalva maneuver can cause dangerous spikes in blood pressure in hypertensive clients.
5. What does a goniometer measure?
A goniometer is a tool used to measure the angle and range of motion at a joint.
6. What is the Borg Rating of Perceived Exertion (RPE) scale range?
The original Borg RPE scale ranges from 6 to 20, designed so that multiplying the number by 10 approximates heart rate; a modified 0–10 scale also exists.
🎯 Free NAFC Practice Tests
📖 NAFC Guides & Articles
What Practice Test Geeks adds beyond an AI chat for NAFC
An AI chatbot can quiz you, but it can't reproduce the exam conditions or keep your record. Here you get:
- A timed, full-length NAFC mock exam — 120 questions in 120 minutes with a 80% pass mark, modeled on the official exam's question count and time limit, followed by a score report broken down by exam domain.
- A fixed NAFC question bank: the same test every attempt, so your score is comparable from one try to the next instead of changing with every regenerated quiz.
- Progress saved on your device: completed tests, scores and missed questions stay in My Progress, so you can retake only what you got wrong.
- A printable NAFC cheat sheet you can print or save as a PDF.
- NAFC flashcards built from the same question bank.
- Free NAFC practice tests with the correct answer shown after each question.
How this page was made: written with AI tools. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy
Sources & references
Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy
- nafconline.com — Retake fee, passing score, test delivery, renewal, retake policy, test dates, score validity · verified Oct 2026