While most people are familiar with their rectus abdominis — also known as the “six pack” abs — many forget about or are unaware of a deeper abdominal muscle called the transversus abdominis.

Rectus abdominis muscle strains are common and debilitating injuries among competitive tennis players. Eccentric overload, followed by forced contraction of the non-dominant rectus abdominis during ...

Along with more well-known abdominal muscles such as the rectus abdominis (the "six-pack" ab muscles) and the internal and external obliques, your core also includes the diaphragm (which helps you ...

What is diastasis recti? Diastasis recti is the partial or complete separation of the rectus abdominis, or “six-pack” muscles, which meet at the midline of your stomach. Diastasis recti is ...