For women, there can be a connection between hormones and migraines. Hormonal migraines can occur in conjunction with your period, when using oral contraceptives or hormone replacement therapy (HRT), or during menopause.
You could experience a headache if your estrogen or progesterone levels are too low or from fluctuating hormone levels. The key to preventing hormonal headaches can be keeping your hormone levels steady.
Read more about Hormones and Migraines