The author stated “Vascular changes are unrelated to the phase of the attack; indeed blood flow could be reduced or normal during the pain phase.” To support this statement, he cited the research carried out by Olesen and the “Copenhagen Group.

Click here to read the full article. 

A critical examination of the evidence for and against dural involvement in migraine pain shows that in spite of the extensive research that has been carried out on dural physiology and pathophysiology, there is no hard evidence that dural changes actually occur in humans during a migraine. On the contrary, the available evidence appears to indicate that it is unlikely that dural changes are part of the migraine pain process.

Click here to read the full article.