hun it sounds like you could be constipated!!!
i have this also and its unbeleivable how it makes you feel, i feel sick, dizzy, shakey, hot, cold, i itch, i hace back and stomach pain, scratchy stomach pains, the works!!! i have IBS, now im not sayin you have this, but it does sound alot like constipation, i as im sat here look around 5months preg lol and a few days ago i went t see my doc, he felt my stomach and straight away said constipation!! i hope this helps, let me know xxx