**Cells are the building blocks of life, and understanding them is key to understanding how your muscles work.** Every living organism, including you, is made of cells—tiny factories inside your body that carry out vital tasks like producing energy, building proteins, and removing waste. Without cells, your muscles wouldn't function properly. Each cell is surrounded by a **cell membrane**, which acts as a protective barrier, controlling what enters and exits the cell. This membrane is made of fa

The Muscular System

Skeletal Muscles | Complete Anatomy