Linea nigra refers to the pregnancy line. Around the middle of pregnancy, there appears a dark line running down the front of the abdomen. Soon after the baby is born, this linea nigra tends to fade away. Linea nigra is not harmful to you or your baby, so it does not require any treatment.
Linea Nigra - Causes, Symptoms, Diagnosis, and Treatment
During pregnancy, a dark, vertical line called the linea nigra develops on the stomach skin. Read further to know more about linea nigra and its appearance.