| No. | Item | Definition |
|---|---|---|
| 1. | adaptation | body change from training |
| 2. | aerobic | using oxygen for energy |
| 3. | agility | quick controlled movement |
| 4. | anaerobic | high effort without enough oxygen |
| 5. | balance | ability to stay stable |
| 6. | band | elastic resistance tool |
| 7. | barbell | long bar with weights |
| 8. | bench | platform for seated or lying exercises |
| 9. | bike | stationary cycling machine |
| 10. | bodyweight | using your own weight |
| 11. | breathing | airflow during exercise |
| 12. | burpee | full-body floor-to-jump exercise |
| 13. | cable | pulley-based resistance system |
| 14. | calorie | unit of food energy |
| 15. | carb | energy-providing nutrient |
| 16. | cardio | exercise that raises heart rate |
| 17. | circuit | series of exercises in sequence |
| 18. | collar | clip securing weight plates |
| 19. | cool-down | easy movement after exercise |
| 20. | coordination | smooth body control |
| 21. | core | muscles around trunk and pelvis |
| 22. | deadlift | lift weight from the floor |
| 23. | deload | planned easier training period |
| 24. | dip | bodyweight pressing exercise |
| 25. | drop set | set with reduced weight |
| 26. | dumbbell | short handheld weight |
| 27. | duration | length of a session |
| 28. | elliptical | low-impact cardio machine |
| 29. | endurance | ability to sustain effort |
| 30. | engage | activate a muscle consciously |
| 31. | exhale | breathe out |
| 32. | failure | point where another rep stops |
| 33. | fat | energy-storing nutrient |
| 34. | fitness | overall physical condition |
| 35. | flexibility | range of motion |
| 36. | foam roller | tool for self-massage |
| 37. | form | correct exercise technique |
| 38. | frequency | how often you train |
| 39. | glute bridge | hip-lifting floor exercise |
| 40. | goal | desired fitness result |
| 41. | grip | how you hold equipment |
| 42. | gym | place for exercise |
| 43. | habit | regular repeated behavior |
| 44. | heart rate | beats per minute |
| 45. | high knees | running with knees lifted high |
| 46. | HIIT | short hard intervals training |
| 47. | hinge | bend mainly at the hips |
| 48. | hydration | having enough body water |
| 49. | inhale | breathe in |
| 50. | injury | physical harm from activity |
| 51. | intensity | how hard you work |
| 52. | interval | work and rest time block |
| 53. | jog | run slowly |
| 54. | jump rope | rope-skipping exercise |
| 55. | jumping jack | jumping arms-and-legs exercise |
| 56. | kettlebell | ball-shaped handled weight |
| 57. | leg raise | lift legs while controlled |
| 58. | lift | raise weight |
| 59. | lunge | step and lower body |
| 60. | mat | soft surface for floor exercise |
| 61. | metabolism | body process using energy |
| 62. | mobility | ability to move joints freely |
| 63. | motivation | reason to keep going |
| 64. | mountain climber | fast plank knee drive |
| 65. | overload | increasing demand to improve |
| 66. | pace | speed of movement |
| 67. | pain | physical discomfort or hurt |
| 68. | plate | flat weight disc |
| 69. | plateau | period of stalled progress |
| 70. | posture | body alignment |
| 71. | power | strength used quickly |
| 72. | progression | gradual increase in challenge |
| 73. | protein | nutrient for muscle repair |
| 74. | rack | frame holding bars or weights |
| 75. | range of motion | full movement distance possible |
| 76. | recovery | body repair after exercise |
| 77. | rep | one complete exercise movement |
| 78. | resistance | force opposing movement |
| 79. | rest | pause between efforts |
| 80. | routine | regular sequence of exercises |
| 81. | rower | machine that mimics rowing |
| 82. | set | group of repetitions |
| 83. | sleep | rest needed for recovery |
| 84. | speed | how fast you move |
| 85. | split | weekly workout division |
| 86. | spotter | person assisting for safety |
| 87. | stability | ability to remain controlled |
| 88. | stamina | lasting physical energy |
| 89. | strength | muscular power |
| 90. | stretch | lengthen a muscle gently |
| 91. | superset | two exercises done back-to-back |
| 92. | tempo | rate of each repetition |
| 93. | trainer | fitness coach |
| 94. | training | planned physical practice |
| 95. | treadmill | machine for walking or running |
| 96. | volume | total work performed |
| 97. | walk | move at a regular pace |
| 98. | warm-up | light activity before exercise |
| 99. | weight | load used in exercise |
| 100. | workout | session of exercise |
