DeBakey VA Medical Center in Houston, says our pain threshold goes down when we're sleep-deprived.

WSJ: When It's Worth It to Skip a Workout and Sleep

DeBakey VA Medical Center, Houston, Texas and assistant professor of medicine at Baylor College of Medicine who has wrote several studies on diagnostic error, says that while the Hopkins study confirms previous research, malpractice data provide a limited picture.

WSJ: Adding Up Diagnosis Errors