When the girls Laichao abdominal pain, for the most part functional dysmenorrhea, medicine known as the primary dysmenorrhea, often soon after menarche, but gradually reduce the growth of age.

• 少女来潮时的腹痛，大多为功能性痛经，医学上称为原发性痛经，常在月经初潮后不久发生，但随年龄增长而逐渐减轻。