I am suffering from lbbb since 10 years back detected during a routine ecg check up.I feel OK and daily brisk walk for 2 hours without any adverse symptoms.I don t suffer from any other heart or any other ailments. My xray chest is OK, echo shows abnormal septal movement, EF is 65%, angiogram is clear, ETT rating is good.cholesterol and sugar are normal. Sometimes I feel missing heart beats which goes away at its own. This episode occurs seldom say about 4months or so ecg during thise episode indicates sinus arythmiya.My age is 65 and not taking any medicine whatsoever.CAN you Pl advise if I need any medicine for lbbb in the long run? Can my lbbb shorten life span?