Caught an article on the Daily Beast regarding LSD research. Apparently some say the drug helps with cluster headache relief. It will be interesting if it is proven that it can help with severe headaches, perhaps the research will lead to other breakthroughs, according to the article it may help with anxiety as well.
On a personal note, my mother suffered at length with terrible headaches that would cause vomiting, etc., and I used to suffer from migraines in the early '90's. It's interesting that after I got out of the crazy pentecostal/evangelical churches that the headaches stopped...check out the article, they have a gallery of pics that showcases famous people that have tripped in the past...Marge Simpson being one of them.