Dr. John R Cohn M.D.

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 does the term “low immunity” mean?When you notice that your child catches a cold or the flu more often than other family members, or when it takes a long time for any wounds to heal, you begin to think that there is something wrong with your child's resistance.Low immunity is a term that...

What is multiple sclerosis (MS)?Multiple sclerosis is a medical condition that affects the brain and the spinal cord. A few of the early symptoms of the disease are numbness, tingling sensation, blurry vision, and feeling weak. In this disease, the immune system tends to attack the myelin, which is...

In the early 19th to the 20th century, parents would have been surprised to know that future generations would be free from childhood diseases. Diphtheria was then one of the most common diseases that took the lives of thousands of children, while polio left thousands of children crippled. Measles...

Ginseng supplements have been used for improving health for centuries in Asia and North America. Although this herbal medicine has been used for several medical conditions, it is not studied completely. Ginseng is of two basic types – Korean ginseng and American ginseng – and each have specific...

Sublingual immunotherapy, which is abbreviated as SLIT, is an alternative treatment method for allergies without the use of injections. SLIT involves the administration of allergens in small doses to patients to boost their tolerance to the chemicals, thereby reducing their symptoms. Allergic...