Research has shown that preparatory interventions are effective in reducing some signs of distress in children, such as crying or resisting the procedure. This led to other findings suggesting that with preparation children report less pain and exhibit less physiologic signs of distress.
Review Date 5/20/2018
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.