Your problem of abdominal bloating is very likely due to irritable bowel syndrome, which is due to abnormal motility of the bowels and as such treatment is unsatisfactory. The symptoms are due to the way the bowels react to various diets and day-to-day stress; however if your symptoms are very specific you need to get investigated by a specialist. Secondly, swelling of your feet and other parts need further tests to find out the cause. Please consult a specialist.