Data from the Centers for Disease Control and Prevention (CDC) show that 2,063 infants died from SIDS in 2010 (the most recent year for which data are available).1
SIDS is the leading cause of death in children between 1 month and 1 year of age.2
The majority (90%) of SIDS deaths occur before a child is 6 months old, with most happening between 1 and 4 months.3
Currently, there is no known way to completely prevent SIDS, but there are ways to reduce the risk. Several factors present before the infant is born, at birth, and throughout the first year can impact SIDS risk. Many of these factors can be controlled or changed to reduce the risk, but some cannot be controlled or changed.
The single most effective action that parents and caregivers can take to lower SIDS risk is to place their baby to sleep on his or her back for all sleep times. Research shows that:4
To learn more about ways to reduce the risk for SIDS, visit the How can I reduce the risk of SIDS? section of this topic.
Other known risk factors for include the following:
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