What is the main cause of PCOS?

The exact cause of PCOS is not known. However the problems arise due to hormonal imbalance. There is high level of androgens found in females with PCOS. The PCOS causes in Ayurveda can be intake of excess sweets and kaphaja foods. Because of this kapha gets aggravated. Artava dhatu is responsible for reproduction in female and artavaha srotas is a body channel that nourishes and enables the function of carrying the ovum to the uterus. PCOS occurs due to kapha dosha blocking vata and pitta. There is obstruction of the movement and suppression of the transformation process.