Dr. Dawn M Zacharias MD

What is Immunotherapy?The immune system is made up of a network of organs, cells, and chemicals that work together to protect the body against diseases. In light of that, immunotherapy is a type of cancer treatment that works by enhancing your body’s immune system to fight infections and diseases....

What is a persistent cough?It can be annoying to have a cough that lasts for more than a couple of weeks. A cough is considered chronic or persistent if it does not go away after four weeks in children and eight weeks in adults. However, most persistent coughs are due to colds, flu, infection, or...

What is allergic bronchitis?Bronchitis is an inflammation of the inner lining of the bronchial tubes usually due to a viral infection of the upper respiratory tract. Bronchitis itself can be acute when the signs and symptoms last no longer than 10 days, and chronic when the signs and symptoms tend...

What is rheumatoid arthritis (RA)?Rheumatoid arthritis is an autoimmune disease, wherein the immune system mistakenly attacks the joints leading to stiffness, pain, and inflammation. Gradually, RA can lead to physical deformities. Rheumatoid arthritis is known to affect around 2 million Americans....

What is eczema?Eczema is a condition that affects the skin. Its typical symptoms include a rough inflamed skin with fluid-filled blisters that are itchy. Eczema most often affects the areas of the neck, inner elbows, behind the knees, the wrists, ankles, and the creases between the buttocks. The...

Peanut allergies are one of the most common allergies in children, and often result in serious allergic responses. Moreover, with peanut allergy, even a small amount of allergen may result in a serious response. It is easy to predict the presence of nuts in some foods, while in some others, like...