Prebiotics are food ingredients that stimulate the growth of good bacteria in the colon, as opposed to probiotics, which just dump some new bacteria into the mix. Prebiotics, found naturally in oats, chicory, bananas, onions and some honey, appeared to boost the immune system in early testing [source: Bee].
The two major types of Migraine are: 1  Migraine without Aura (formerly called Common Migraine). This is the most frequent type of Migraine. 2  Migraine with Aura (formerly called Classic or Complicated Migraine).
In fact, migraine is only one type, and there are 6 types of migraine listed with another 17 subtypes. 4 types of tension-type headache make the list, with another 9 subtypes below that. Doctors and researchers don't even agree on these types. Part of the challenge is that we don't understand every type of headaches.