Teens' irregular periods depend on their early hormone changes.it is the beginning of their puberty life at this time many hormonal changes happen. that cause irregular periods in teens.
Periods or Menstruation are the same things periods mean regular discharge of blood cells or mucus from the inner lining of the uterus through the vaginal hole.
The period’s cycle works regular or irregular depends on the hormonal activates in your body at the time of menstruation. Menstruation is a natural sign that you are not pregnant.