See Comment Section: By taking progesterone daily, you will eventually have no more migraines, because here is the kicker, Migraines, in my experience are caused by excess estrogen/toxins rising up the arterials and past the blood brain barrier, and one of progesterones many jobs is to protect the brain from toxins and estrogens, and it literally blocks free estrogens when applied to the neck. Not sure why this is never considered. Works every time..
The Migraine Mystery If you suffer from migraines, you might think you would already be well aware of the fact. After all, unlike many of the under- or misdiagnosed ailments cropping up in the news today, migraines are a well-known phenomenon. Interestingly, though, some estimates suggest .... to read more go here http://www.farmersalmanac.com/health/2012/05/21/the-migraine-mystery/ Jaime McLeod is the Web Content Editor for the Farmers' Almanac.