Question

what are the side effects if a girl have irregular periods

Answer 1

Most of the time, irregular periods are part of the normal changes that can happen when you're a teen. ... Sometimes, irregular periods can be caused by some medicines, exercising too much, having a very low or high body weight, or not eating enough calories. Hormone imbalances can also cause irregular periods.

Answer 2

What is the purpose of your question?any how here is the answer,

Those who experience an absence of periods for three to six months or longer are said to be having Amenorrhea. A woman suffering from irregular menstrual cycle has symptoms like infrequent or too frequent periods, missed periods, cramps, blood clots, change in duration of bleeding and blood.