Fitness Lessons Cheat Sheet 2026

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

  1. What does the Thermic Effect of Food (TEF) refer to? The energy expended to digest, absorb, and metabolize nutrients
  2. What does it mean to 'autoregulate' training? Adjusting training load and volume based on daily readiness rather than a fixed plan
  3. What does 'BMR' stand for in fitness nutrition? Basal Metabolic Rate
  4. When you've finished working out, you should: Remove your sweaty clothes and get in the shower or change into something dry and cozy
  5. What is ankle dorsiflexion, and why is it important for fitness? Pulling the foot toward the shin; essential for proper squat and lunge mechanics
  6. What is the formula for calculating estimated maximum heart rate? 220 minus age
  7. What is the recommended daily protein intake for strength athletes per pound of body weight? 0.7–1.0 grams per pound
  8. What does 'deload week' mean in strength programming? A planned reduction in training volume or intensity to allow recovery
  9. What is a 'full-body workout' design approach? Training all major muscle groups in a single session
  10. What wind chill level causes frostbite on exposed skin in 30 minutes or less? Minus 18 degrees Fahrenheit
  11. What is muscle atrophy? Loss of muscle mass due to disuse or lack of stimulation
  12. What is the primary fuel source during low-intensity, long-duration exercise? Fat (lipids)
  13. What is considered a safe and sustainable rate of weight loss per week according to most health guidelines? 0.5–2 lbs
  14. Which macronutrient is the primary fuel source for high-intensity exercise? Carbohydrates
  15. What is a 'unilateral exercise'? An exercise performed one limb at a time
  16. Which of the following is considered a complete protein? Chicken breast
  17. Which grip places the thumbs on the same side as the fingers on a barbell? Suicide (false) grip
  18. Which connective tissue connects muscle to bone? Tendon
  19. Which muscle group is the primary mover in a bench press? Pectoralis major
  20. Which type of cardio involves sustained effort at a consistent moderate pace? Steady-state cardio
  21. Which eating pattern involves cycling between periods of eating and fasting? Intermittent fasting
  22. What is a 'warm-up' intended to accomplish before cardio exercise? Gradually increase heart rate, blood flow, and tissue temperature to prepare the body
  23. What is the primary sign of dehydration during exercise? Dark yellow urine and decreased performance
  24. What does the term 'caloric surplus' mean? Consuming more calories than the body expends
  25. How many repetitions are typically associated with training primarily for muscular endurance? 15 or more reps per set
  26. What is the role of mitochondria in muscle cells during exercise? Produce ATP through aerobic metabolism
  27. What is the caloric value per gram of protein? 4 calories per gram
  28. What is 'functional training' in the context of fitness? Exercises that mimic real-life movement patterns to improve everyday performance
  29. Which waist circumference measurement is generally considered a health risk threshold for men? Over 40 inches
  30. What does VO2 max measure? Maximum oxygen uptake during exercise