Dr. Jonathan D Blum M.D.

First, let us recall the basic anatomy of the ear.Our ear is divided into three parts: the outer ear, middle ear, and inner ear. The outer or external ear is the outermost part of the ear and consists of the ear pinna, external ear canal, and the eardrum. The eardrum separates the external and...

IntroductionTo maintain good health, balanced cholesterol levels are quite important. The liver is an organ that detoxifies drugs and other foreign substances. It also stores glycogen, which the body utilizes for energy. Other important functions of the liver include metabolizing carbohydrates,...

Is Cholera Contagious?Cholera is one of the most dangerous infections that has claimed the lives of many people especially people living in very poor environmental areas. These are areas where there is poor sanitation, poor ventilation, and dirty water. Most of the victims of cholera over many years...

What are inverted nipples?Inverted nipples, also called as nipple retraction, nipple inversion, or invaginated nipple, is a condition in which the nipples point inward instead of out. In some women, nipple retraction can be present at birth. In some cases, the condition may develop due to trauma or...

The menstrual cycle normally happens every month with a series of monthly changes that occur in a woman’s body in preparation for the chance of pregnancy. Every month, women go through the process of ovulation, wherein one ovary releases an egg. When the egg is not fertilized, the uterine lining...

IntroductionA dry cough is a type of cough that does not accompany the production of mucus or phlegm. Most cases of dry cough are caused by certain allergic reactions from allergens, such as pollutants, dust, or toxins. The body usually tries to expel these irritants by coughing it out. In some...