Dr. Joann H Lin MD

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...

Lupus or systemic lupus erythematosus (SLE) is a chronic autoimmune condition where your immune system sees your own tissues as foreign cells and therefore starts to produce antibodies against them. Since the antibodies are produced by your own cells, these antibodies are given the term...

Lyme disease is a bacterial infection that transmitted to human beings through ticks. Usually, getting this disease means that you will be sick for a very long time. Some people spend their entire lives living with the disease. The good news is that you can treat the disease within two years.Lyme...

There have been speculations about the positive effects of diet on alleviating the symptoms of multiple sclerosis. Although doctors and researchers have yet to come up with sufficient evidence to prove the validity of this claim. However, a well-balanced diet is nonetheless essential to MS sufferers...

The term allergy refers to the exaggerated immune response to certain foreign substances that normally may be harmless. These substances, which trigger an allergic response, are called allergens. The allergens may not trigger a similar response in everybody, and may remain harmless for others. Some...

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...