The first group is called a dendritic cell disorder, and the most common disease in this group is Langerhans Cell Histiocytosis (LCH) previously known as Histiocytosis X. Also included in this group are more rare diseases, juvenile xanthogranuloma (JXG) and Erdheim-Chester Disease (ECD).
Franklin D. Roosevelt Franklin D Roosevelt was born January 30th 1882. He got married at the age of  23 to his cousin Eleanor Roosevelt. Sixteen years later he was diagnosed with polio, and became paralyzed from the waste down.
On January 20, 1961, John Fitzgerald Kennedy took the oath of office to become the nation's 35th president. At age 31, Jacqueline Kennedy was the first lady. With her gracious personal style and her passion for history and the arts, she worked hard to be worthy of her new role. While she had a deep sense of obligation to her country, her first priorities were to be a good wife to her husband and mother to her children.