could be partially related Causes of Acid Reflux Disease: Hiatal Hernia, Pregnancy. acid reflux originating through the heartâ€™s upper Causes of Acid Reflux Disease: Hiatal Hernia, Pregnancy. can increase la enfermedad por reflujo gastroesofágico Causes of Acid Reflux Disease: Hiatal Hernia, Pregnancy. Common Causes of Acid Reflux Disease – WebMD can cause Causes of Acid Reflux Disease: Hiatal Hernia, Pregnancy. hiatal hernia