hi well come to hcm.
As you have mentioned you are not worried to Die idonot under why you have
bothered to get advise from this site. But lookig your query it looks to be palpitatio
which could be without any disease or may be associated with anxiety
of the heart,or some valvular disease. But no budy can decide seriousness of your
condition. This all are guess work without Examination and related investigation no
point in suggeting it Thanks