Sir I am 28 year old, weight is 66, height is 5.8 from last 2 year I am suffering from heart palpitations like missing beats, extra beats, shortness in breathing sometime feeling very weak, last year I got many checkup like ECG echo tmt halter cbc thyroid sgot sgpt serum creatinine Dr. said that all the reports were normal and he prescribed me betalock 25mg twice a day I am having these tablets from last 6 months but don't found any improvements to my problem on the other hand these palpitations are more frequent now every minute I had 4-5 missing beats kindly give me suggestion for remedy.