John William Gruber M.D.

Atrial fibrillation is a heart condition that occurs due to an irregular or abnormal beating of the heart. It is a serious medical condition that can result in fatality if not treated.An abnormal heartbeat takes place when the pace of the atria and that of the ventricles are not in harmony. The...

Heart failure, or congestive heart failure, is a chronic condition that indicates the inability of one’s heart to sufficiently fill with blood or distribute adequate amounts of blood to the entire body.Heart failure usually occurs in individuals with advancing age. However, anyone can develop the...

Atrial fibrillation - also known as AF or a-fib - is a medical condition that affects the rhythm of the heart. Problems that affect the rhythm of the heart cause a condition known as arrhythmia. This condition often causes irregular blood flow. It is quite common, with more than 200,000 cases in the...

What is cholesterol?Cholesterol is primarily produced in the liver, which makes approximately 1,000 milligrams of cholesterol per day. However, it can also be produced by the cells lining the small intestines and also by each cell present in the body. Abnormally low cholesterol levels would mean...

What are The Symptoms of Lethargy?Lethargy symptoms include:• Sluggishness• Being moody• Decreased level of alertness• Low energy levels• Fatigue and lack of motivation• Depression• Weight loss• Sweating and diarrheaMedical conditions such as premenstrual syndrome and medicinal side...

The standard dose of this medication for adults with high blood pressure is 10 mg taken by mouth once a day.The doctor may increase the dose up to a maximum of 80 mg per day depending on the requirement. For heart failures, the starting dose for adults is 5 mg per day and the dosage can be increased...