BACK TOTOP Browse A-ZSearchBrowse A-ZABCDEFGHIJKLMNOPQRSTUVWXYZ0-9 E-mail FormEmail ResultsName:Email address:Recipients Name:Recipients address:Message: Print-FriendlyBookmarksbookmarks-menuDevelopmental milestones record - 4 monthsNormal childhood growth milestones - 4 months; Childhood growth milestones - 4 months; Growth milestones for children - 4 months; Well child - 4 monthsTypical 4-month-old infants are expected to develop certain physical and mental skills. These skills are called milestones. Information All children develop a little differently. If you are concerned about your child's development, talk to your child's health care provider.PHYSICAL AND MOTOR SKILLSThe typical 4-month-old baby should:Slow in weight gain to about 20 grams (almost two thirds of an ounce) per day Weigh 2 times more than their birth weight Have almost no head droop while in a sitting position Be able to sit straight if propped up Raise head 90 degrees when placed on stomach Be able to roll from front to back Hold and let go of an object Play with a rattle when it's placed in their hands, but won't be able to pick it up if dropped Be able to grasp a rattle with both hands Be able to place objects in the mouth Sleep 9 to 10 hours at night with 2 naps during the day (total of 14 to 16 hours per day)SENSORY AND COGNITIVE SKILLSA 4-month-old baby is expected to:Have well-established close vision Increase eye contact with parents and others Have beginning hand-eye coordination Be able to coo Be able to laugh out loud Anticipate feeding when able to see a bottle (if bottle-fed) Begin to show memory Demand attention by fussing Recognize parent's voice or touchPLAYYou can encourage development through play:Place the baby in front of a mirror. Provide bright-colored toys to hold. Repeat sounds the infant makes. Help the infant roll over. Use an infant swing at the park if the baby has head control. Play on the stomach (tummy time).Open ReferencesReferencesAmerican Academy of Pediatrics website. Recommendations for preventive pediatric health care. www.aap.org/en-us/Documents/periodicity_schedule.pdf. Updated March 2020. Accessed January 14, 2021.Marcdante KJ, Kliegman RM. Normal development. In: Marcdante KJ, Kliegman RM, eds. Nelson Essentials of Pediatrics. 8th ed. Philadelphia, PA: Elsevier; 2019:chap 7.Onigbanjo MT, Feigelman S. The first year. In: Kliegman RM, St. Geme JW, Blum NJ, Shah SS, Tasker RC, Wilson KM, eds. Nelson Textbook of Pediatrics. 21st ed. Philadelphia, PA: Elsevier; 2020:chap 22.AllVideoImagesTogRelated Information Review Date: 10/2/2020 Reviewed 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. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 1997- © 1997- All rights reserved. A.D.A.M. content is best viewed in IE9 or above, Firefox and Google Chrome browser.Content is best viewed in IE9 or above, Firefox and Google Chrome browser.