Abnormal heart rhythms can be dangerous or not dangerous than ones that aren't dangerous. Things are usually just little extra beats and your heart is quite unique. It can generate electricity anywhere through its entirety, and sometimes that manifests is just little extra beats. Sometimes they don't even feel it and it's just picked up in other ways. Often those kinds of things is not dangerous at all. The dangerous heart rhythm is usually seen in association with structural or functional problems in the heart. There'S also another group of rhythms that can occur usually due to changes in genetics. So the way your heart's put together electrically is not normal and the heart can't be otherwise very normal in that situation, but people can still be at risk of having life-threatening heart rhythm disturbances. So when people have an arrhythmia, sometimes they have symptoms. The symptoms can range from simply a sense of skipping them extra beats. Sometimes they ...