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Appendicitis What is appendicitis? Appendicitis is a medical emergency. It happens when your appendix becomes sore, swollen, and diseased. The appendix is a thin tube that is joined to the large intestine. It sits in the lower right part of your belly (abdomen). The appendix is a

Adenovirus Infection in Children What is an adenovirus infection in children? Adenoviruses are a group of viruses that cause a variety of infections, such as: Respiratory illness, such as a cold. Infection of the eye (conjunctivitis, also called pink eye). Croup. Bronchiolitis

Mold What is mold? Mold is a member of the fungus family. It's rarely killed by heat or cold exposure. Mold stays inactive (dormant) until a certain season, such as spring or fall, or when favorable environmental conditions appear. Then it grows and thrives. Where does mold grow

COVID-19 What is COVID-19? COVID-19 is an infectious disease that most often causes a respiratory illness. You may hear it called COVID or coronavirus disease 2019. It's caused by a virus called SARS-CoV-2. There are many types of coronaviruses. They are a common cause of

Ewing Sarcoma in Children What is Ewing sarcoma in children? Ewing sarcoma is a rare type of cancer. It can affect a person of any age, but it's most common between ages 10 and 20. It often grows in bone, but it can also grow in soft tissue that's connected to the bone. This may

Common Cold in Children What is the common cold in children? The common cold (upper respiratory infection) is one of the most common illnesses in children. Each year it leads to more doctor visits and missed days from school and work than any other illness. Millions of people in

Osteosarcoma (Osteogenic Sarcoma) in Children What is osteosarcoma in children? Osteosarcoma is very rare, but it's the most common kind of bone cancer in children and teens. It's most common in teens and young adults. Osteosarcoma is cancer that starts in the bone. The cancer

Physical Therapist What is a physical therapist? The focus of physical therapy is to evaluate, manage, and prevent disorders of human motion. Physical therapists (PTs) are important members of the rehab (rehabilitation) team. They evaluate and provide treatment for people with

Cystic Fibrosis Overview What is cystic fibrosis? Cystic fibrosis (CF) is an inherited disease of the glands that make mucus and sweat. People with CF get a defective gene from both parents. People who have one defective gene from one parent are called carriers. They don't have

High Blood Pressure in Children and Teens What is high blood pressure in children? Blood pressure is the force of the blood pushing against the artery walls. Two numbers are recorded when measuring blood pressure: Systolic pressure. This is the higher number. It refers to the