People who suffer from arthritis and degenerative joints have plenty to worry about. Now comes a report from a study that says arthritis sufferers experience sleep disruption more frequently than those who don't suffer arthritis or experience degenerative joints. A National Health Interview Study reported in the October 2010 issue of Arthritis Care and Research reviewed data from over 20,000 adults, with 20 percent of them suffering from arthritis and degenerative joints.