Allergies & Immune System
Human immunodeficiency virus (HIV) is a virus that causes acquired immune deficiency syndrome (AIDS). HIV/AIDS weakens your ability to fight infections. It is contracted through unprotected sex or needle sharing with an infected person.
Allergic Rhinitis (Hay Fever)
Seasonal allergic rhinitis, often referred to as "hay fever" is triggered by a common allergen called pollen, which is produced by certain types of grasses and trees.
An allergy is an abnormal reaction to certain substances called allergens. These allergens may be inhaled, swallowed, or come in contact with the skin to trigger a reaction.
Asthma is a chronic disease that affects your airways (tubes that carry air in and out of your lungs).
Contact dermatitis is inflammation of the skin caused by direct skin exposure to a substance. The dermatitis may either be allergic- or irritant-induced.
Eczema, or atopic dermatitis, is an allergic condition that causes inflammation of the skin. It can be triggered by just about anything coming in contact with the skin. It occurs most commonly in people who have sensitive skin.
Eosinophilic disorders occur when eosinophils, a type of white blood cell, are found in above-normal amounts in various parts of the body.
Systemic lupus erythematosus (SLE) is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body.
Polychondrosis is a disease in which cartilage – the tissue that protects bones and joints – becomes inflamed.
Rheumatoid arthritis is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body – in this case the lining of the joints.
Scleroderma is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body.
Sinusitis is a condition caused by a virus that makes the cavities around the nasal passages swollen and agitated.
Hives, also called urticaria, affects up to 25 percent of people at some point in their lives.