Amenorrhea occurs when a female doesn’t have a menstrual cycle (period).
A young woman’s first menstrual cycle can begin anywhere from age 10 to 14. If it they never occur, it is called ‘primary amenorrhea’. If they occur but then stop for at least 3 months, this is called ‘secondary amenorrhea’.
There are two types of amenorrhea:
Primary amenorrhea occurs when a female doesn’t start her menstrual cycle by age 15.
Secondary amenorrhea occurs when a female’s period stops for three months or more.
The main symptom of amenorrhea is a missing period. Other symptoms (depending on the cause) can include:
There are a variety of reasons a female can have amenorrhea, including conditions that affect hormones or anatomy. Causes include: