All muscles in the human body fit into one of three types or categories: "skeletal, smooth, and cardiac," explains Eric Hegedus, PT, PhD, a professor of rehabilitation sciences at Tufts University ...

The film explores the muscular system of the human body, detailing the roles and functions of the three types of muscles: skeletal, smooth, and cardiac. Skeletal muscles, which are voluntary and ...

“Muscle is incredibly efficient. It’s 50% of the human body on average, at least for a male,” said Ryan Truby, PhD, an engineering professor at Northwestern University.