Women who have polycystic ovarian syndrome may have many small cysts at one time.

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Endocrine disorders like thyroid disease can cause irregular periods, too, as can polycystic ovary disease, a hormonal glitch that may lead to obesity, acne, and excessive hair growth.

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Female rats exposed to the hydrocarbon JP8 at the point in pregnancy when their male foetuses were developing gonads had babies with more prostate and kidney abnormalities, and their great-grandchildren had reproductive anomalies, polycystic ovary disease and obesity.

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He says an unpublished study that he supervised attributed 90 percent of infertility cases in the valley to polycystic ovary syndrome and related diseases, 5 percent to premature ovarian failure and another 5 percent to other stressors in life.

FORBES: Conflict Trauma in Kashmir Leads to Infertility, Miscarriages

Two years after her wedding and still not pregnant, the 26-year-old visited a gynecologist, who diagnosed her with polycystic ovary syndrome, an endocrine disorder that can cause women to stop ovulating, gain unusual weight, develop irregular periods or skin problems and grow abnormal facial and body hair.

FORBES: Conflict Trauma in Kashmir Leads to Infertility, Miscarriages