In my effort to try and understand the disease, I've looked so far at three possible causes/contributory factors. Unlike some of the stuff that you can find online, these have all been discussed and researched by perfectly reputable scientists, and at least two of the three were taken seriously by the memory clinic and its very highly respected head.
Just click on the links which take you to various posts on this blog:
1) Lyme disease
2) Tamoxifen and here mice experiments
3) Herpes and here
(There's more on Herpes and the best way to find it all is to put the word into the search box (top left) and click 'enter')