Dr. David A. Mathison 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...

Millions of people in United States are affected by different types of allergies. Knowing what causes or triggers an allergic response is important in extending an appropriate and effective treatment for the allergy. With the development of technologies, a number of new medical tests have been...

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...

Managing medication and using inhalers have become integral parts of the asthma care routine. An inhaler allows you the freedom of carrying minute doses of medication for use in emergencies wherever you may go. It’s a huge relief knowing that help is immediately at hand in your trouser pocket. Not...

Finnish researchers reported that food allergies in children are linked to the season they were born in. In a study conducted on 6,000 children born between 2001 and 2006, about 1,000 were tested for sensitization for food allergens until they reached4-years-old.Results of the study, published in...

Generic Name: LoratadineBrand Name(s): Alavert, Tavist ND, Dimetapp ND, Claritin RediTabsWhat is loratadine?Loratadine is an antihistamine that blocks the action of histamine, which is a chemical released by mast cells in response to an allergen. When histamine is released, it causes symptoms of...