What causes Premenstrual dysphoric disorder?
The causes of PMS and PMDD have not been found.
Hormone changes that occur during a woman's menstrual cycle appear to play a role.
PMDD affects between 3% and 8% of women during the years when they are having menstrual periods.
Many women with this condition have:
Anxiety Major depression Seasonal affective disorder (SAD)
Other factors that may play a role include:
Alcohol abuse Being overweight Drinking large amounts of caffeine Having a mother with a history of the disorder Lack of exercise </s>