A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds A one-sentence guide for fitness movements: let you understand the essentials of exercise in seconds