What's on the NASM CPT Exam? The Six Domains and Their Weights

The six NASM CPT domains and their weights

These are the six domains and weights printed on NASM's blueprint, as checked on October 17, 2026. The last column converts each weight into an approximate number of scored questions.

The question counts are estimates: weight multiplied by the 100 scored questions. NASM's handbook says the exam has 120 questions, of which 20 are unscored pretest items scattered through the exam and impossible to identify. NASM does not say how those 20 are spread across domains, so you cannot work out a per-domain total for all 120. The handbook says the blueprint allocates questions to each domain, but the public PDF shows only percentages. The actual number of questions per domain appears on a failing candidate's score report for that form.

Where the NASM CPT blueprint comes from

NASM contracted ACT ProExam to run a practice analysis of certified personal trainers in 2019. That study defined what an entry-level credential holder must know and do to practice safely, and its results became the blueprint. The handbook describes the wider process: subject matter experts and psychometricians turn a job analysis into the blueprint, NASM's Certification Governing Board approves it, and every exam question must address one of its tasks.

The document's heading reads "Updated NASM CPT Exam Blueprint," and every page carries the footer date 2.10.2021. On the NASM pages checked on October 17, 2026, no newer version had been announced. Check nasm.org again before you book, because a new practice analysis would bring a new blueprint.

What each NASM CPT domain asks you to do

The blueprint describes each domain with task statements (what a trainer does) and knowledge statements (what a trainer must know). Here is each domain in plain words.

Domain 1: Basic and Applied Sciences and Nutritional Concepts (15%)

This is the only domain with knowledge statements but no task statements. It covers the structure and exercise physiology of the nervous, muscular, skeletal, cardiorespiratory and endocrine systems, plus digestion and exercise metabolism. It adds biomechanics such as levers, force and torque, and human movement science: planes of motion, isometric, concentric and eccentric actions, force-couple roles, the length-tension relationship, the stretch-shortening cycle, and reciprocal and autogenic inhibition. Energy systems, EPOC and units of energy sit here too, along with a long nutrition list running from macronutrients and hydration to supplements, fad diets and label reading. The anatomy and physiology, human movement science, energy systems and nutrition and scope guides cover it.

Domain 2: Client Relations and Behavioral Coaching (15%)

Three tasks: build and keep a professional relationship through rapport and active listening, set and keep re-evaluating realistic short- and long-term goals with the client based on assessment results, and support lifestyle change through education, monitoring and communication. The knowledge list includes goal types such as SMART, process and outcome goals, the Transtheoretical Model, coaching methods, strategies such as habit stacking, barriers to change, and psychological responses to exercise. See behavior change and coaching.

Domain 3: Assessment (16%)

You select, perform, document and interpret assessments. On the subjective side, that means questionnaires and interviews about medical history, needs and readiness, including the PAR-Q. The objective list covers static posture, movement assessments such as the overhead squat, single-leg squat, push and pull, strength and power tests, speed and agility drills, cardiorespiratory tests, resting heart rate, blood pressure, waist-to-hip ratio and body composition. The domain also asks when a client needs medical clearance or referral and when to reassess. Start with client assessments and the overhead squat assessment.

Domain 4: Program Design (20%)

The blueprint PDF lists one task with seven parts: design a client-specific program, based on assessment results, that covers flexibility, resistance, cardiorespiratory, core, balance, reactive (including plyometrics) and speed, agility and quickness training. The handbook's appendix copy adds a second task: modify the program for modalities, space, time and the client's current condition. The knowledge list names periodization cycles, the levels stabilization, strength and power, and the phases stabilization endurance, strength endurance, hypertrophy, maximal strength and power. It adds linear and undulating approaches, overload and specificity, general adaptation syndrome, training systems, acute variables, overtraining, fitness technology and special populations. The OPT model guide is the place to start, followed by acute variables and periodization.

Domain 5: Exercise Technique and Training Instruction (24%)

The largest domain has four tasks: demonstrate and teach technique, observe and correct a client's movement, choose progressions and regressions, and spot safely. Knowledge covers setup and technique for flexibility, core, balance, reactive and resistance exercises and for warm-ups and cool-downs, along with kinesthetic, auditory and visual cueing. It also covers safe training practices, signs or symptoms that call for modifying or stopping exercise, and breathing. See exercise technique and cueing and flexibility training.

Domain 6: Professional Development and Responsibility (10%)

Six tasks: follow professional standards and codes of conduct, stay within scope and refer when needed, grow a business through lead generation, client retention, marketing and sales, report equipment hazards, follow emergency protocols such as activating EMS, and keep learning. The blueprint gives three examples of scope limits: psychological counseling, meal planning and diagnosing injury. The professional responsibility guide covers this domain, and recertification covers credential maintenance.

To get a first read on which domain is your weakest, answer 20 mixed NASM CPT questions with a domain breakdown →. Twenty items are a small sample, so treat the breakdown as a clue rather than a verdict.

NASM CPT topics that appear in more than one domain

Several topics are listed twice in the blueprint. Study them well once and they pay off in two domains. A question that looks like technique may also be testing assessment.

Why NASM CPT weight tables online disagree

If a study site shows different percentages or different domain names, compare its source and date with the blueprint PDF on nasm.org. The blueprint's own heading says "updated," so earlier versions existed. Textbooks and courses are also organized by chapter, and chapter length is not the same thing as exam weight. The weights on this page are copied from the 2.10.2021 blueprint as checked on October 17, 2026.

To turn these weights into a schedule, read the NASM CPT study guide, or test yourself across all six domains with the free NASM CPT practice questions.