Sleep patterns change with age, anxiety levels and many other factors. Normally, younger people have more concentrated periods of deep sleep compared to older people.
Review Date 10/14/2020
Updated by: David A. Kaufman, MD, Director of Clinical Innovation and Education, Medical Critical Care, NYU Langone Medical Center, Tisch Hospital, NYU School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.