You have 3 different types of muscle: skeletal, smooth, and cardiac. Skeletal muscle alone accounts for over 650 different muscles. Have you ever wondered how many muscles you have in your body? The ...

What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between your ...

Neck muscles have an essential role in supporting and stabilizing your neck. More than 20 muscles are working to keep your head supported and moving. Your neck muscles have a range of responsibilities ...