Night shift work study illustration (IMAGE) Washington State University Caption A night shift schedule is associated with increased DNA damage and misalignment of the DNA repair mechanism, providing a possible explanation for the elevated risk of cancer in night shift workers. Credit Bala Koritala Usage Restrictions Please provide credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.