The phrase "sudden infant" refers to a sad and unfortunate event where a baby unexpectedly dies during sleep without any known cause or reason. Full definition
Place your baby in a crib or bassinet on his back to sleep to reduce the risk of sudden infant death syndrome. (howtoadult.com)
Breastfeeding and reduced risk of sudden infant death syndrome: A meta - analysis. (babycenter.com)
Sleep position and the use of soft bedding during bed sharing among African American infants at increased risk for sudden infant death syndrome. (verywellfamily.com)