1: Body 2: Physical activity 3: Exercise 4: Strength 5: Muscular Strength 6: Supplement 7: Body Composition 8: Metabolism 9: Fitness 10: Weight 11: Balance 12: Flexibility 13: Muscular Endurance 14: Training 15: Endurance 16: Diet 17: Energy 18: Muscle 19: Concept 20: Food (As of 23:46)
Abduction refers to the movement of a limb away from middle of body, such as bringing the arms position to shoulder height from hanging down position.
Abduction is the opposite of Adduction.