Ever wonder why a baby spits up? In this video, Dr. Preeti Parikh says the culprit is a valve called the esophageal sphincter. Most babies spit up for the first year of life and then the valve changes position. If they continue spitting up after one year, call your doctor.
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Babies spitting up-Normal in most cases. Silver Spring, MD: US Food and Drug Administration, 2013. (Updated on March 16, 2016 at http://www.fda.gov/ForConsumers/ConsumerUpdates/ucm363693.htm).
Spitting up - self care. Bethesda, MD: US National Library of Medicine, 2014. (Updated on March 16, 2016 at https://www.nlm.nih.gov/medlineplus/ency/patientinstructions/000754.htm).