Two main hormones control these processes, estrogen, and progesterone. (intelligentmother.com)
Susceptibility to tissue injuries may be related in part to changing levels of estrogen and progesterone, the two main hormones involved in reproduction, throughout the menstrual cycle. (well.blogs.nytimes.com)
In actuality, what underlies all of the symptoms associated with PMS is hormonal imbalance, and the two main hormones involved are estrogen and progesterone, the key female sex hormones. (nicolejardim.com)