I'm sorry that you sister is so sick. When someone so close is suffering, you seem to suffer right along with them.. I don't know how wise it is, to tell a person with high blood preasure that they may have ALS..

..LOL.
Pain and not being able to sleep are the very worse sx of chronic illness. Be careful looking for a dx online....you are sure to find one.
Her symptoms sound familiar for so many diseases, so, of course, since you have MS, your mind wanders there. Has she been tested for MS or a demylinating disease?
A hug for you and Sis.
