William Calvin Robbins M.D.

What are heart palpitations?Heart palpitations are when you start feeling your own heart beating. You will feel as if your heart is beating too fast, slow, forcefully, or irregularly. You will feel as if you missed a beat. The frequency and severity of heart palpitations will vary from one person to...

Blood pressure lower than 90/60 mm of Hg is referred to as low blood pressure, or hypotension. The first number is the measure of pressure in the arteries when the heart beats and fills blood in them. The second number is the pressure in the arteries when the heart is at rest between two beats. In...

IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

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...

What is atherosclerosis?Atherosclerosis is also known as arteriosclerotic vascular disease or ASVD. It is a particular type of arteriosclerosis in which an artery wall gets thickened as an effect of attack and accumulation of white blood cells and rupture of the intimal smooth muscle cell producing...

Ideal Cholesterol LevelLast week when you went for the regular check up the doctor told you that your ‘bad’ cholesterol levels are high. What does that mean? Is good and bad cholesterol the same thing? Yes, cholesterol is needed for maintaining good health. If the levels of low density...