John F Harper MD

Recommended Articles

• Does Hypertension Have Warning Signs?

  With modern life complexities becoming more evident, instances of lifestyle health conditions like hypertension have been on the rise. According a recent report, the number of people living with hypertension is estimated to reach 1.56 billion worldwide by the year 2025. In the US, more than 75% of...

• What Are the Heart Health Benefits of Arginine?

  Arginine is an essential amino acid that has been in the spot light among hundreds of other nutrients because of its benefits to the heart. For many people diagnosed with heart disease, the heart-healthy benefits of this nutrient have come to the forefront. Arginine is a semi-essential amino acid...

• Lightheadedness

  What is lightheadedness?Lightheadedness or feeling faint may not always be a cause for concern. However, it may also indicate an underlying health problem and can increase the risk of falling and fall-related injuries. If you feel lightheaded, drink water or fluids containing electrolytes and take...

• How Can a Cardioverter-Defibrillator Treat Congestive Heart Failure?

  Congestive heart failure is a common condition affecting the muscles of the heart and peripheries of the body. It leads to inefficient pumping action from the heart, which in turn results in a lesser amount of blood reaching the various parts of the body. Being highly prevalent in people aged over...

• What are Phytosterols?

  Experts are of the opinion that phytosterols improve the body’s ability to lower cholesterol levels. Like other cholesterol-lowering foods, including salmon and oats, phytosterols are supposed to lower the levels of ‘bad’ cholesterol, LDL. Phytosterols, or plant sterols and stanol esters, are...

• What is Ischemia?

  Ischemia refers to the condition in which the muscles of the heart do not get an adequate supply of oxygen. This mostly happens because of reduced blood flow to the cardiac muscles either due to complete blockages or due to a partial block in the blood vessels that carry blood. This condition, also...