Your heart has been doing its job faithfully for years, beating steadily in the background while you go about your daily life. Then suddenly, you become acutely aware of every beat as it seems to ...

Polymorphic ventricular tachycardia is an abnormal heart rhythm where the bottom chambers of your heart beat too quickly. People with severe cases may experience sudden cardiac arrest. Conditions that ...

Atrial fibrillation (AFib) is a kind of irregular heartbeat, or arrhythmia. A problem with the electrical signals that control your heart’s pumping action causes it to beat too fast in a pattern that ...

Dr. Richard Page answers the question: 'What Causes Defibrillator To Fire?' — -- Question: What kind of heart rhythm problems will cause my defibrillator to fire? Answer: Your defibrillator is ...

Heart attacks that strike in the middle of the night appear to inflict less damage on the heart than those that hit during busy daytime hours, and scientists are finally starting to explain why. The ...

When you have atrial fibrillation, the two upper chambers of your heart (atria) don't beat in sync with the two lower chambers (ventricles). This makes your heart beat out of rhythm and sometimes very ...

Second-degree heart block is a type of heart rhythm disorder. There are two types of second degree heart block — Mobitz type 1 and Mobitz type 2. Mobitz type 2 heart block occurs when the electrical ...

Heart disease continues to claim the most lives in the Philippines, yet many Filipinos only think about their hearts when ...

Dr Sood explains new studies which suggest that the timing of your daily activities like eating, sleeping and exercising matters as much as the quantity.