Known as the “corset” muscle, the transversus abdominis is a deep abdominal muscle that sits horizontally around your abdomen. It plays a key role in protecting and stabilizing your spine.

Transverse Abdominis: The transverse abdominis lies deep beneath these other abdominal muscles, and wraps around your entire abdomen, almost like a corset, Parten says.

Strong transverse abdominis muscles also play an important role in keeping your back safe when you perform big, compound-move lifts during your workout, like deadlifts or squats, Baltimore-based ...

The transverse abdominis—a deep core muscle that wraps around your middle—is one of the most important muscles for core strength and stability. And it’s especially important for cyclists to ...