Hi my stomach swells up like i am pregnant it can just come on at any time but mostly when i have been sitting up for few hours. It really hurts and i double over with pain and stomach is tender to touch, i also get pains in my back i have had these symptoms since i was pregnant with my second child 7 years. The doctors thought i was having an eptopic pregnancy but it wasnt and the pregnancy proggresed normally with the pain and swelling every now and again but as the years have gone by the pain keeps getting worse and now im finding it really hard to cope with every day life because of it please help.I am 5 feet 1 tall and weigh 8 stone 9 pound i am just so fed up.