What is the total number of muscles in the human body?

The total number of muscles in the human body is (c) 639. These muscles encompass various types, including skeletal muscles responsible for voluntary movements like walking and lifting, smooth muscles found in organs such as the digestive tract and blood vessels, and cardiac muscles specific to the heart. Each muscle serves a unique purpose, ranging from enabling mobility and maintaining posture to regulating bodily functions like digestion and circulation.
These muscles work in coordination with the nervous system, receiving signals from the brain to contract or relax, thereby generating movement or maintaining internal processes. Despite the exact count varying slightly among individuals due to anatomical differences, the commonly accepted figure is 639 muscles. Understanding the anatomy and function of these muscles is crucial in fields such as medicine, physical therapy, and sports science, facilitating optimal health, performance, and rehabilitation strategies.