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Poison Ivy, Oak, and Sumac Rash What is poison ivy, oak, and sumac rash? Poison ivy, poison oak, and poison sumac are types of American plants. They each grow in different parts of the country. The plants cause allergic contact dermatitis in most people who touch them. The rash

Overview of Obesity Facts about obesity Overweight and obesity together make up one of the leading preventable causes of death in the U.S. Obesity is a chronic disease that can seriously affect your health. Overweight means that you have extra body weight. Obesity means having a

Coronary Heart Disease What is coronary heart disease? Coronary heart disease happens when the innermost layer of the coronary arteries becomes inflamed and narrowed. This is caused by a buildup of fatty deposits called plaque. These deposits may start in childhood and continue

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

Obesity in Children and Teens What is obesity in children and teens? Obesity is when a person has too much body fat. Without treatment, obesity can become a serious, long-term disease. What causes obesity in a child or teen? In many ways, childhood obesity is a puzzling disease

Oppositional Defiant Disorder (ODD) in Children What is oppositional defiant disorder (ODD) in children? Oppositional defiant disorder (ODD) is a type of behavior disorder. It's mostly diagnosed in childhood. Children with ODD show a pattern of uncooperative, defiant, and hostile

Total Anomalous Pulmonary Venous Return (TAPVR) What is total anomalous pulmonary venous return (TAPVR)? Total anomalous pulmonary venous return (TAPVR) is a congenital heart defect. This means that your child is born with it. It happens as the baby’s heart develops during the

Asthma in Children What is asthma in children? Asthma is a long-term (chronic) lung disease that causes your child's airways to become sensitive to certain things (triggers). Several things happen to the airways when a child is exposed to triggers: The lining around the airways

Aortic Stenosis in Children What is aortic stenosis in children? Aortic stenosis means that your child has a heart valve that is too narrow or is blocked. The aortic valve is one of four heart valves that keep blood flowing through the heart. The valves make sure blood flows in

Depression What is depression? Depression is a whole-body illness. It involves the body, mood, and thoughts. Depression affects the way you eat and sleep. It also can affect the way you feel about yourself, the people around you, and other things. It's not the same as being