1: Physical activity 2: Body 3: Yoga 4: Training 5: Balance 6: Exercise 7: Energy 8: Fitness 9: Muscular Endurance 10: Pose 11: Calorie 12: Activity 13: Food 14: Nutrition 15: Cycling 16: Metabolism 17: Diet 18: Blood 19: Endurance 20: Heart (As of 15:33)
Muscles are the engines in our body. --->muscle
