Work-related stress is a growing problem around the world. New research suggests that there may be a reciprocal, causal pathway between job strain and disturbed sleep. This might not sound like good news, but the results of the study imply that interventions to treat sleep problems may improve work satisfaction. The researchers found that sleep disturbances predict a higher perception of stress, higher work demands, a lower degree of control, and less social support at work two years later. On the other hand, they concluded that higher work demands predicted subsequent sleep disturbances. This linkage might be one of the crucial clues to reducing work-related stress: a good night’s sleep