(WTNH) – Research shows that about 5% of people in the U.S. suffer from heart arrhythmia, also known as an irregular heartbeat.

Some arrhythmias can be completely harmless, while others can be life-threatening. Cardiac electro-physiologist Dr. Meir Friedman joins News 8 to discuss Hartford Healthcare’s Heart and Vascular Institute.

They will discuss what a heart arrhythmia is, what causes it, and how it affects different people.

Watch the full interview in the video player above to learn more.