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.
They announced their engagement in February 14, 1880 and after courtship of a few months that might have gotten in the way of Roosevelt's studies at Harvard University, they married on his 22nd birthday, October 27, 1880.