After wearing the intrauterine device for a year, my period comes six or seven days earlier every time. What's the reason? How to

Patient's question:

Wore an IUD for a year, menstrual disorders

Doctor's answer:

Hello: Your condition may be related to the endocrine system, and it is recommended that you go to the hospital for an endocrine system examination. Since you are in your puberty, your body has not fully matured, and the hormone levels in your body are disordered. It may also be caused by excessive academic pressure and mental tension, which can lead to irregular menstrual cycles. It is normal, and it is recommended that you first rule out external factors affecting your menstrual cycle. You can wait for a while and observe. In daily life, you should maintain a regular schedule and pay more attention to rest. As you grow older, your menstrual cycle will become more regular.