Anxiety or stress is the root of most chest butterflies —also referred to as heart palpitations—and they can stimulate a surge of adrenaline in the body. The adrenaline rush then produces a faster and stronger than normal heartbeat. That’s when you get the feeling of a butterfly or flutter in the chest.
Read moreWhat does flutter mean in your heart?
Atrial flutter is a type of abnormal heart rhythm, or arrhythmia . It occurs when a short circuit in the heart causes the upper chambers (atria) to pump very rapidly.
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