Hi,my husband has few issues,he has esophagitis,Back issues,prostate issues but not very bad.this has recently started that he complains a lot about inconsistent heart beat,there is constant burning pain on left side of his chest becos of which he sometimes unable to breath properly,most of these days he wakes up at night with this sinking heart feeling and unable to go back to sleep,stay very restless.He has visited emergency quite a few times as if he feels he is having a heartattack.Doctors have ruled out that he has blood pressure or any heart problems and that there is nothing serious wrong with him but he remains upset most of the time becos of this situation.Kindly if you can find a solution to this or suggest something,I'll be extremely grateful