circadian dysrhythmia

circadian dysrhythmia /sərkā″dē·ən, sur′kədē″ən/ [L, circa, about, dies, day; Gk, dys, bad, rhythmos, rhythm] , the biological and psychological stress effects of jet lag, or rapid travel through several time zones. In addition to a shift in normal eating and sleeping patterns, disruption of medication schedules and other therapies may occur.