MP3 digital download - Matthew Wood - 7th International Herb Symposium 2005.  Run time 1:25:03.

A study of the excess and deficiency of estrogen, progesterone, and androgen, the patterns of imbalance they create, their relationship to wider hormonal imbalances, and the herbs that treat them, with a salute to the heritage gift of great women’s remedies received from the Native peoples of America.