Bodybuilding Cheat Sheet 2026

The 30 highest-yield Bodybuilding facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What does 'maintenance calories' mean? → The intake that keeps bodyweight stable
2. What is the primary difference between whey protein concentrate and whey protein isolate? → Isolate has a higher protein percentage and less fat and lactose
3. Which recovery technique involves alternating between cold and hot water immersion to reduce inflammation and soreness? → Contrast water therapy
4. What is the main function of the dietary supplement creatine in the human body, besides serving as a bulking agent? → When used as a source of energy in anaerobic environments
5. What is the main ergogenic mechanism of citrulline malate in pre-workout supplements? → It increases nitric oxide production for improved blood flow
6. Which macronutrient is most critical for muscle protein synthesis? → Protein
7. Which describes an 'isolation' exercise? → A movement targeting a single muscle around one joint
8. Which bodybuilder is known as 'The Austrian Oak' and became a Hollywood actor and politician? → Arnold Schwarzenegger
9. Which rep range is most commonly cited as the 'hypertrophy zone'? → About 6 to 12 reps
10. What is the proper name for the soreness that one experiences in a muscle about 24 hours after a tough weightlifting session? → Delayed Onset Muscle Soreness (DOMS)
11. What organization oversees the Mr. Olympia competition and professional bodybuilding in the US? → International Federation of Bodybuilding and Fitness (IFBB)
12. The good morning exercise primarily strengthens which area? → Lower back and hamstrings
13. What is the 'origin' of a muscle in anatomy? → The attachment point of a muscle to the stationary bone
14. What is the primary role of progressive overload in muscle growth? → Gradually increasing training demands to force adaptation
15. What is a 'superset' in bodybuilding training? → Performing two exercises back-to-back with minimal rest between them
16. Which macronutrient is most critical for muscle protein synthesis? → Protein
17. Which best describes muscle hypertrophy? → An increase in the size of muscle fibers
18. Which vitamin is synthesized by the body when skin is exposed to sunlight and is important for testosterone production? → Vitamin D
19. What is the role of zinc in a bodybuilder's supplementation stack? → It supports testosterone production and immune function
20. What is the role of carbohydrates around a workout? → To fuel performance and replenish glycogen
21. Which curl variation reduces biceps shortening and emphasizes the brachialis? → Hammer curl
22. What is the primary goal of an isolation exercise in a bodybuilding program? → To target and develop one specific muscle with minimal involvement from others
23. Which exercise targets the brachioradialis of the forearm most directly? → Reverse curl
24. What is the primary benefit of whey protein compared to casein protein for post-workout recovery? → Whey digests quickly for a rapid spike in amino acids
25. During a barbell back squat, where should the bar typically rest for a 'low-bar' position? → Across the rear deltoids/mid-traps
26. How many hours of sleep per night are generally recommended for optimal muscle recovery in bodybuilders? → 7–9 hours
27. What does 'natural' mean when used to describe a bodybuilding supplement or competitor? → The product or athlete does not use banned performance-enhancing drugs
28. What is the role of dietary fat in a bodybuilder's diet? → It supports hormone production including testosterone
29. What does HMB stand for in bodybuilding supplementation? → Beta-Hydroxy Beta-Methylbutyrate
30. Which movement is a classic finisher for biceps peak, performed seated with elbow braced? → Concentration curl