Carpal tunnel syndrome has been relatively common in patients with inflammatory diseases such as rheumatoid arthritis, but is uncommon among the general population, except as a result of direct trauma.The sudden rise in carpal tunnel syndrome among the healthy , otherwise uninjured people was puzzling at first, but doctors soon traced it to its source. Although carpal tunnel syndrome can be caused by a variety of repetitive hand movements, its most common cause is constant use of improperly positioned computer keyboards and equipme