The abdominal muscles consist of three flat muscles (two obliques and the transversus) and two vertical muscles (the rectus abdominis and pyramidalis). Together, they form the abdominal wall ...

Rectus abdominis. The rectus abdominus muscle is the muscle people are usually referring to when they mention “ abs .” This is the muscle that forms a “six-pack” at the front of your core.

Rectus Abdominis (Image credit: Getty) The top layer of your abdominal muscles – and what we commonly refer to as the six-pack – the rectus abdominis runs from between your ribs down to the ...

Rectus Abdominis – This is the “six-pack” muscle. It runs vertically along the front of your abdomen and is responsible for ...

Located directly behind your rectus abdominis (i.e., “abs”), the transversus abdominis wraps horizontally around your lower abdomen like a girdle or weight belt, hugging your internal organs ...

Diastasis recti is the separation of the rectus abdominis muscles, ... The core isn’t just about having toned abs—it helps stabilize your spine and entire body, so when those muscles are ...

Sculpt your upper abs, your rectus abdominis or "six-pack" muscles, with this workout, which includes isometrics (planks and hollow holds) & sit-up variations.