Those with normal muscle movement may do better with the full-circle wrap. Unfortunately, monitoring patients with Barrett's esophagus has not been proven to change overall mortality rates from esophageal cancer. That’s why there are two main valves, or sphincters, that control food going in and out of your stomach — the one at the top or the lower esophageal sphincter and one at the bottom the pyloric valve . Depending on how your symptoms respond, you may need medication either on a short or long-term basis. In later pregnancy, your growing baby pushes your intestines and Natural ways to cure nausea while pregnant upwards. In addition to contributing to a host of serious health problems, smoking boosts stomach acidity. There is no well-established scientific reason that supports withdrawing proton pump inhibitors after one year as these patients will invariably relapse. It comes from acid backing up from your stomach to your throat. There's no strong evidence that these Natural ways to cure nausea while pregnant will be effective to treat your heartburn NCOR 2012 .