It sounds as if you might have a little gastritis or gastric irritation. You say you don't drink very much or smoke, but what was going on when this first started? Had you had a celebration, had you eaten or drunk too much or did something happen that worried or upset you? And if the latter was the ...

I wonder if a recent exacerbation of your spinal problems have affected your back passage and anal sphincter, causing faecal retention with overflow of mucus and sphincter weakness. Do you have any bladder problems as well? Do ask your GP to refer you to a gastroenterologist and do mention it to the...

It sounds as if you have suffered from post infectious IBS. In other words, your gut has remained sensitive after a bout of gastroenteritis. This explains why you are intolerant to foods that produce gas and distend the gut as well as those that irritate it and cause contraction. So fatty foods, cof...