1: Body 2: Protection 3: Physical activity 4: Exercise 5: Muscular Endurance 6: Strength 7: Endurance 8: Flexibility 9: Body Composition 10: Muscular Strength 11: Fitness 12: Blood 13: Muscle group 14: Energy 15: Training 16: Spine 17: Metabolism 18: Supplement 19: Food 20: Weight (As of 00:33)
Muscles are the engines in our body. --->muscle
