Read more about the article Premature Ventricular Contractions (PVCs). Palpitations should bother you, but to what extent.
Human heart, with aorta, pulmonary trunk, veins, left ventricle, right ventricle, left atrium, right atrium, superior vena cava, inferior vena cava and artery. Getty Images

Premature Ventricular Contractions (PVCs). Palpitations should bother you, but to what extent.

Premature ventricular contractions (PVCs) are some of the many causes of palpitations. On one or several occasions, you may feel your heart pulsating, usually during periods of exercise, anger, or…

Continue ReadingPremature Ventricular Contractions (PVCs). Palpitations should bother you, but to what extent.
Read more about the article Unstable angina. A devastating heart disease you can prevent.
Shot of a senior woman feeling pain in her chest during a consultation with a doctor. Getty Images

Unstable angina. A devastating heart disease you can prevent.

When blood and oxygen flow to your heart is compromised, you develop chest pain. We term it unstable angina. It may precede a myocardial infarction (heart attack). Unlike other types…

Continue ReadingUnstable angina. A devastating heart disease you can prevent.
Read more about the article Pulmonary Embolism. A blood clot in the lungs may kill you before you know it.
Circulatory system of heart and lungs, computer artwork, showing a thrombus in the right lung. This occurs when one of the pulmonary arteries is blocked, usually by an abnormal blood clot, that have broken off the wall of a vein in the leg or pelvis after forming in deep vein thrombosis. The two branches of the pulmonary artery (red) carry deoxygenated blood from the heart to the lungs. Oxygenated blood returns from the lungs in the two branches of the pulmonary vein (blue-violet). Getty Images

Pulmonary Embolism. A blood clot in the lungs may kill you before you know it.

A third of people with pulmonary embolism die before they reach the hospital. In other words, a blood clot in the lungs kills them before they become aware of its…

Continue ReadingPulmonary Embolism. A blood clot in the lungs may kill you before you know it.