Are you aware of M.E.?
The attached file is a copy of a booklet produced by the Richmond & Kingston ME Group (www.richmondandkingstonmegroup.org.uk), and is reproduced with permission.
It is in PDF (Portable Document Format) and you will need a reader to view it or print it.
If you use Microsoft Windows on your computer then you will need to have installed Reader from https://get.adobe.com/reader/
On an iPad or a Mac you can use Preview. If you use Linux then you will have Document Reader installed.