Hypertension

High blood pressure, also known as hypertension, is one of the most common risk factors [blank] heart disease, which is the leading cause of death in the U.S. and worldwide. However, many people who have high blood pressure may not be aware of it, as it often causes no symptoms [blank] . According to Dr. Haider Warraich, a Harvard cardiologist and author of the book State of the Heart, high blood pressure is a silent killer that can damage the arteries, heart, brain, kidneys and other organs without any warning signs. While many might believe that they can feel their blood pressure, fact is that [blank] the vast majority, high blood pressure causes no symptoms, and would be totally missed [blank] one gets it checked, he told Newsweek. The only way to know if you have high blood pressure is to measure it regularly, either at home or at a health care provider's office.