DEAR MAYO CLINIC: I recently read that long QT syndrome is quite common. What is it, and how is it diagnosed? I have read that fainting may be one sign of the disorder. Can long QT syndrome be treated ...

Long QT interval is a condition that affects the heart’s electrical rhythm, which can lead to potentially life threatening arrhythmia. Behind the pumping action of the heart is an electrical ...

QE (quantitative easing) worked but the idea was that once things settled down, reverse-QE, which was called QT (quantitative tightening), would put the genie of free money back in its box. In ...

Dr. Steve Hammill answers the question: 'What Is Long QT Sydrome?' — -- Question: What is long QT syndrome, and for how should it be treated? Answer :So long QT syndrome is a problem that has ...

Long QT syndrome (LQTS) is a disease that affects the normal heart rhythm and electrical activity. It may lead to sudden onset and dangerous arrhythmias (irregularities of heart rate and rhythm) which ...