Virenjan K. Narayan, MD

What is heart rate?The heart rate is the number of heartbeats that occur per minute. The normal heart rate depends from person-to-person. As people get older, the heart rate changes and pulse regularity may change, which can signify heart problems or other medical conditions. Your heart rate may...

Our heart rate is automatically controlled by the autonomic nervous system (ANS) that has two divisions: sympathetic and parasympathetic. The part of the ANS that is responsible for raising a person’s heart rate through the sympathetic plexus is the sympathetic division. The parasympathetic...

Worried about your cholesterol and triglyceride levels? Planning to take another blood test to check on your cholesterol levels? Did you get a warning from your physician regarding elevated levels of triglycerides and LDL (low-density lipoproteins, the ‘bad’ cholesterol) cholesterol in your...

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

Herbal Treatment of the heart has been used by mankind for centuries and has shown an excellent effect. Especially effective was the use of medicinal plants in the case of chronic diseases, such as atherosclerosis and hypertension, where treatment involves a particular duration and a comprehensive...

What does an irregular heartbeat mean?An irregular heartbeat is also medically termed as arrhythmia or dysrhythmia. An irregular heartbeat happens when the heart’s electrical signals that coordinate with your heartbeat are not properly functioning. When you have an arrhythmia, your heart may:...