2 Answers 2. The Kindle iphone app does not read pdf or epub files without conversion. There are various tools you can use to convert from pdf and epub to the mobi format that the Kindle app can read. The one I use is Calibre, and it works pretty well. Epub files generally convert without problem, but pdf files might be harder, depending on how complex the pdf is.
Irritation of the stomach from spicy foods, smoking, alcohol, or infection with a bacteria called Helicobacter pylori may all cause symptoms of indigestion, which might include excessive burping. Burping is rarely a sign of a serious medical problem.
The simple definition of aerophagia is when you swallow too much air into your gastrointestinal tract. Most people swallow a little air when speaking, eating or drinking.But in cases of aerophagia, the amount of swallowed air is so large it can cause abdominal bloating, intestinal pain and excessive burping and belching.The majority of swallowed air is usually burped back out, but with excessive mouth breathing the air may regularly pass from the stomach into the small intestine.erophagia and Anxiety. When we are anxious, nervous or tense we may swallow air without realizing it. Too much caffeine from coffee can definitely contribute to this but stress at work or in personal relationships is also often a factor.