Hello Im A 52 Yo Male Whos Had Issues In

Hello im a 52 yo male whos had issues in the past usually related to stress of an irregular heartbeat. i have consulted my primary care doctor in the past and have gone to a cardio specialist who have not found anything wrong. i have had stress tests nuke and other which have been fine. i have recently had a full physical blood, ekg ect and all were normal. for the past few days i have had the irregular heart beat again just checked my blood pressure and results 135/60 pulse of 54.. current medication Benicar 20 mg daily / atorvastatin 20 mg / baby asprin / multi vitimin daily - just checking to see if i should be concerned