Occasional heartburn (acid reflux) can happen to anyone according to the mayo clinic, if you experience acid reflux more than twice a week, you may have gastroesophageal reflux disease (gerd)in this case, heartburn is just one of many symptoms, along with coughing and chest pain gerd is first treated with over-the counter (otc) medications, such as antacids, and lifestyle or dietary changes. Gastroesophageal reflux disease heart palpitations. Heart palpitations caused by gerd heartburn medicine (