IBS symptoms? Help!

I have recently been told i have IBS. Has anyone else out there got any similar symptoms to me? 
I get sore stomachs, like cramps and then sharp pains, i get nauseous from time to time, i get constipated and then diarrhoea sometimes, every time i eat i get so bloated :( and then i sometimes get light heads for whatever reason :/
Its such a pain! Anyone else have these symptoms and how do you deal with them because im struggling :(

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