Before revision: Publishers Weekly wrote, ""As a neurologist specializing in sleep issues, Winter certainly has good credentials to back up his promise to readers that they’ll finish his book with a newfound sense of what it means to have healthy sleep.” ​ Time published an excerpt from the book on April 26, 2017.
After revision: The book received favorable international press both in Ireland and the NetherlandsPublishers Weekly wrote, ""As a neurologist specializing in sleep issues, Winter certainly has good credentials to back up his promise to readers that they’ll finish his book with a newfound sense of what it means to have healthy sleep.” ​ Time published an excerpt from the book on April 26, 2017.