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Alzheimers

Overview and Facts Alzheimer’s disease is the most common cause of dementia — the loss of intellectual and social abilities severe enough to interfere with daily functioning. In Alzheimer’s disease, healthy brain tissue degenerates, causing a steady...

Arthritis

Overview and Facts Arthritis is inflammation of one or more joints, which results in pain, swelling, stiffness, and limited movement. There are over 100 different types of arthritis. Symptoms and Facts If you have arthritis, you may experience: Joint pain Joint...

Amyotrophic lateral sclerosis (ALS)

Overview and Facts What is ALS?  Amyotrophic lateral sclerosis (ALS), often called “Lou Gehrig’s disease,” is a progressive and invariably fatal neurodegenerative disease. ALS attacks the nerve cells (neurons) that control voluntary muscles causing...

Asthma

Overview and Facts Asthma occurs when the airways in your lungs (bronchial tubes) become inflamed and constricted. The muscles of the bronchial walls tighten, and your airways produce extra mucus that blocks your airways. Signs and symptoms of asthma range from minor...

Breast Cancer

Overview and Facts Breast cancer is a cancer that starts in the tissues of the breast. There are two main types of breast cancer: Ductal carcinoma starts in the tubes (ducts) that move milk from the breast to the nipple. Most breast cancers are of this type. Lobular...

COPD

Overview and Facts Chronic obstructive pulmonary disease (COPD) refers to a group of lung diseases that block airflow and make it increasingly difficult for you to breathe. Emphysema and chronic bronchitis are the two main conditions that make up COPD, but COPD can...