monthly ovulation is not occurring and levels of androgens (male hormones) are elevated. The condition occurs in approximately 5 to 10 percent of women.

High insulin levels can lead to excessive hunger. it is believed that insulin resistance may play a role in causing PCOS

mostly due to the excess androgenic hormones that people with PCOS often have, which can lead to acne, thinning hair, and hair loss.

the hormonal imbalance interferes with the growth and release of eggs from the ovaries (ovulation). If you don't ovulate, you can't get pregnant.

one or both ovaries can contain multiple small, immature ovarian follicles that can appear as cysts on medical imaging. Normally, ovarian follicles contain egg cells, which are released during ovulation.