PCOS is a common hormonal and metabolic disorder that can affect ovulation, menstrual cycles, fertility, and androgen levels. It is one of the common causes of irregular ovulation.

Causes/Risk Factors

The exact cause is not fully understood, but PCOS is associated with:

- Insulin resistance and increased insulin levels

- Hormonal imbalance, particularly increased androgens

- Genetic/family predisposition

- Excess body weight, which can worsen insulin resistance