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Understanding the mRNA COVID-19 Vaccine Vaccines for COVID-19 are available. What do you need to know about getting an mRNA COVID-19 vaccine? What can you expect after you get it? Read on to learn more. COVID-19 information is updated regularly. Visit the CDC website for the

Breast Cancer: Surgery Surgery is a common treatment for breast cancer. It’s done to remove as much of the cancer as possible. You have many surgical choices. The type of surgery you need depends on: The size of the breast lump or tumor and where it is in your breast. The type of

Anatomy of the Skin Facts about the skin The skin is the body's largest organ. It covers the entire body. It serves as a protective shield against heat, light, injury, and infection. The skin also: Regulates body temperature. Stores water and fat. Is a sensory organ. Prevents

Hyperbilirubinemia in a Newborn What is hyperbilirubinemia in a newborn? Hyperbilirubinemia happens when there is too much bilirubin in your baby's blood. Bilirubin is made by the breakdown of red blood cells. It's hard for babies to get rid of bilirubin at first. It can build up

Meconium Aspiration What is meconium aspiration? Meconium aspiration is when a newborn breathes in a mixture of meconium and amniotic fluid. Amniotic fluid is the liquid that surrounds the baby in the womb. Meconium is the baby's first stool, or poop. It is sticky, thick, and

Neonatal Abstinence Syndrome What is neonatal abstinence syndrome? Neonatal abstinence syndrome (NAS) is a set of signs and symptoms that may occur after babies are exposed to medicines or other substances in the uterus before birth. Babies can then experience withdrawal after

Necrotizing Enterocolitis in the Newborn What is necrotizing enterocolitis in the newborn? Necrotizing enterocolitis (NEC) is a serious, life-threatening illness in newborns. It happens when tissue in the mucus lining of the intestines gets inflamed. This inflammation damages and

Persistent Pulmonary Hypertension in the Newborn What is persistent pulmonary hypertension (PPHN) in the newborn? Persistent pulmonary hypertension (PPHN) happens in newborn babies. It occurs when a newborn’s circulation continues to flow as it did while in the uterus. When this

Prematurity What is prematurity? A baby born before 37 weeks of pregnancy is considered premature or born too early. Other terms used for prematurity are preterm and the nicknames "preemie" or "premie." About 1 in every 10 infants are born prematurely. Twins and other multiples

Retinopathy of Prematurity What is retinopathy of prematurity? Retinopathy of prematurity is an eye problem that can happen to premature babies. The retina lines the back of the eye. It receives light as it comes through the pupil. From there, the optic nerve sends signals to the