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Cholesterol in the Blood Facts about cholesterol Cholesterol is a fat-like, waxy substance that can be found in all parts of your body. It helps your body make cell membranes, many hormones, and vitamin D. The cholesterol in your blood comes from 2 sources: the foods you eat and

Hereditary Hemochromatosis What is hereditary hemochromatosis? Hereditary hemochromatosis is a genetic blood disorder that causes your body to absorb too much iron from the food you eat. Iron is a mineral found in many foods. But too much iron is toxic to your body. The excess

Toxic Epidermal Necrolysis in Children What is toxic epidermal necrolysis in children? Toxic epidermal necrolysis is a life-threatening skin disorder. It causes skin tissue to die, resulting in skin blistering and peeling. It's most often caused by a medicine reaction. A milder

MRSA Infection in Children What is MRSA in children? Staphylococcus aureus (staph) is a type of bacteria. Methicillin-resistant Staphylococcus aureus (MRSA) is a staph infection that has become resistant to many antibiotics commonly used to treat staph infections. MRSA is usually

Brain Tumors in Children What are brain tumors in children? A brain tumor is an abnormal growth of tissue in the brain. The brain is part of the central nervous system (CNS). The CNS also includes the spinal cord. The main parts of the brain are: Cerebrum. This is the front of

Exstrophy of the Bladder and Epispadias in Children What is exstrophy of the bladder and epispadias in children? Exstrophy of the bladder is when a baby’s bladder has grown inside out. It sticks through the wall of the belly (abdomen). The bladder can be seen in the front of the

Omphalocele What is an omphalocele? An omphalocele is a birth defect. It happens when your baby is forming during pregnancy. In this condition, some of your baby’s abdominal organs poke out (protrude) from the belly through the belly button (umbilicus). A clear (translucent)

Menstrual Cramps (Dysmenorrhea) in Teens What are menstrual cramps in teens? Menstrual cramps are severe, painful cramps that occur during a period. There are two types: Primary. This type starts soon after a girl gets her first period. It's usually lifelong. But it may get

Fever in Children What is a fever? Most healthcare providers define a fever as a temperature of 100.4°F (38°C) or higher when taken rectally or 100°F (37.8°C) or higher when taken by mouth. You might get slightly different numbers depending on how you take your child's

Handwashing What is the best way to wash my hands? At home or work, wash your hands often—and correctly: Use clean, running water. The water can be warm or cold; either works well. Wet your hands before applying soap. Rub your soapy hands together for at least 20 seconds. Wash