1: Body 2: Physical activity 3: Therapy 4: Treatment 5: Relaxation 6: Flexibility 7: Endurance 8: Muscle 9: Health 10: Fitness 11: Balance 12: Blood 13: Training 14: Injury 15: Weight 16: Exercise 17: Strength 18: Movement 19: Contraction 20: Stretch (As of 00:23)