Diastasis recti is a niche amongst the two sides with the rectus abdominis muscle which operates vertically down the anterior wall of the abdomen. Many women who've had little ones develop this problem as the abdominal muscles are stretched and divided to accommodate the increasing newborn they usually fall short https://grok.com/share/c2hhcmQtMw%3D%3D_21133d7c-40c4-4946-89c7-e214713a6970