Frequently Asked Questions (FAQs) About SIDS and Safe Infant Sleep

A healthcare provider shows a computer tablet to a mother who is holding her baby in her arms.
Many parents have questions about Sudden Infant Death Syndrome (SIDS), Sudden Unexpected Infant Death (SUID), and safe sleep for babies.

Talk with your healthcare provider about any questions or challenges related to safe sleep practices for your baby.

On This Page

About SIDS and Other Sleep-Related Infant Deaths

About Back Sleeping

About Baby’s Sleep Area

Products Advertised to Reduce or Prevent SIDS

Other Questions


Spread the word!

Make sure everyone who cares for your baby knows the ways to reduce the baby’s risk for sleep-related death. Talk with your healthcare provider about any questions or challenges related to safe sleep practices for your baby. Help family members, siblings, grandparents, babysitters, day care workers—EVERYONE who cares for your baby—reduce your baby’s risk by sharing these safe sleep messages with them.

For more information, contact the Safe to Sleep® campaign:

Phone: 1-800-505-CRIB (2742) | Fax: 1-866-760 5947
Telecommunications Relay Service: Dial 7-1-1

Safe to Sleep® is led by the Eunice Kennedy Shriver National Institute of Child Health and Human Development, part of the National Institutes of Health, in collaboration with the American Academy of Pediatrics; American College of Obstetricians and Gynecologists; Centers for Disease Control and Prevention, Division of Reproductive Health; Consumer Product Safety Commission; First Candle; and the Maternal and Child Health Bureau within the Health Resources and Services Administration.

Safe to Sleep® is a registered trademark of the U.S. Department of Health and Human Services.

NIH Pub No 22-HD-7040 I October 2022

  1. Raza MW, Blackwell CC. Sudden infant death syndrome, virus infections and cytokines. FEMS Immunol Med Microbiol. 1999 Aug 1;25(1-2):85-96. doi: 10.1111/j.1574-695X.1999.tb01330.x. PMID: 10443495.
  2. Rachel Y. Moon, Rebecca F. Carlin, Ivan Hand, THE TASK FORCE ON SUDDEN INFANT DEATH SYNDROME and THE COMMITTEE ON FETUS AND NEWBORN; Evidence Base for 2022 Updated Recommendations for a Safe Infant Sleeping Environment to Reduce the Risk of Sleep-Related Infant Deaths. Pediatrics July 2022; 150 (1): e2022057991. 10.1542/peds.2022-057991
  3. Thomas M, Bomar PA. Upper Respiratory Tract Infection. [Updated 2022 Jun 27]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from:
  4. The Consumer Product Safety Commission has more information on crib safety at