Dr. Michelle B Lierl M.D.

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...

Swellings, referred to as weals, manifest on the skin as rashes. They are normally pink or red in color, possess an oval or circular shape, and may be surrounded by a reddish flare. Hives can be detrimental and awfully itchy.The weals normally appear in batches, and frequently occur on the face,...

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...

In the not-so-distant past, researchers believed that asthma was a condition that always developed during childhood, and one that merely worsened in later adulthood. That theory has since been proven wrong, as asthma has begun to affect problem-free individuals in their thirties and later adult...

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...

The chicken pox vaccine is the medicine given to people who are susceptible to the disease and hence protects one against the vaccine. This vaccine that causes the chickenpox disease is the varicella vaccine. This chicken pox vaccine is usually excavated from a weak virus. This weak virus is...