Dr. Gordon David Raphael M.D.

Lymphocytes are a type of white blood cell produced in the bone marrow. A few lymphocytes enter the bloodstream while some move into the lymphatic system. Having a low or high lymphocyte count can help identify a person's medical condition. Normal lymphocyte counts usually vary from one laboratory...

The allergens which cause sneezing and watery eyes in many people, are the ones responsible for asthma attacks in few others. It can be stated without the shred of a doubt that allergies trigger the most commonly suffered chronic conditions in the United States. The connection between allergies and...

What is Allergy Shot?An allergy shot, or allergen immunotherapy, is a method in which small amounts of allergens are introduced to the body to stimulate the immune system against a specific allergen, without causing a full allergic reaction. This allows the body to get used to the specific allergen...

What is the immune system and how does it work?The immune system is regarded as the natural defense system in your body. The immune system, together with a network of cells and tissues, as well as body organs, protects your body against harmful foreign invaders or substances. Examples of foreign...

HIV and AIDSAIDS and HIV go hand in hand. First, let's talk about HIV (Human Immunodeficiency Virus). HIV attacks the body's immune system. This was first discovered in Central Africa from chimpanzees. It is believed to be transferred to humans when humans hunted chimpanzees and came in contact with...

What are Allergies?An allergy can be defined as a hypersensitive response of the immune system to certain substances that come in contact with the body or enter the body. For example, pollen, any food substance, or venom may cause allergic reactions. The substance that is known to cause an allergy...