Sleep in the Intensive Care Unit: A Review

In this article, the authors review and update the reader on what is currently known with regards to staging and measuring sleep. It offers a nice review on the characteristics of sleep in the ICU. There is a very nice section of sleep deprivation and immune function. Most of the article focuses on causes of abnormal sleep in the ICU and reviews much of what is already known. It concludes with a nice review of how to promote sleep in the ICU.