Symptons and Who it Affects

+The symptoms are:
-inflammation of the spine, joints, and other organs
-pain and stiffness in the low back, upper buttock area, neck, and the remainder of the spine
-The symptoms of pain and stiffness are often worse in the morning or after prolonged periods of inactivity

+It affects:
-approximately 0.1to 0.2 percent of United States
-affects young males at the ages of fifteen through thirty-five

+It is lower in blacks and in some North American Indian tribes.
+The male-to-female ratio is from four to one to ten to one. A