Search Results

Mood Disorders in Teens What are mood disorders in teens? Mood disorders are a group of mental health problems. They are sometimes called affective disorders. These are the most common types: Major depression. A teen with this type has a depressed or irritable mood, along with

Sexually Transmitted Infections in Teens What are sexually transmitted infections (STIs)? Sexually transmitted infections (STIs) are infectious diseases spread through sexual contact. About 50 out of 100 new STIs happen in people ages 15 to 24. Protecting your teen from STIs The

Psychological Complications of Chronic Illness Being a teen is stressful even for physically healthy teens. Chronic illness at this age can complicate development. The illness, treatment, and hospital stays all magnify concerns about how a teen looks. They also interfere with

Trinucleotide Repeats: Fragile X Syndrome What are trinucleotide repeats? DNA is the chemical that makes up your genes. It contains a "code" of 3-letter words known as codons or trinucleotides. Many genes normally contain trinucleotide sequences that repeat. These are called

Uniparental Disomy: Prader-Willi Syndrome and Angelman Syndrome What is uniparental disomy? Chromosome pairs affect how our body works. Normally, a baby gets 1 copy of each chromosome pair from each parent. This means 1 copy from the genetic mother, and the other copy from the

Candidiasis in Children What is candidiasis in children? Candidiasis is an infection caused by yeast called Candida. Candida normally causes no harm, and is found on the skin, vaginal area, and digestive system. But in some cases, it can overgrow. This can cause a rash, itching

Dermatitis in Children Dermatitis is an inflammation of the skin. Click on the links below to learn more about dermatitis in children. Contact Dermatitis Atopic Dermatitis in Children Diaper Dermatitis Seborrheic Dermatitis (Cradle Cap)© 2000-2025 The StayWell Company, LLC. All

Medicine Rashes in Children What are medicine rashes in children? Medicine rashes are the body’s reaction to a certain medicine. You may also hear these called drug rashes. The type of rash that occurs depends on the type of medicine that is causing it. Rashes can range from mild

Medical Genetics: Types of Genetic Changes The human body has about 20,000 different genes in each cell. Genes are located on chromosomes, which are stick-shaped structures in the middle of the cell (nucleus). Each cell usually has 46 chromosomes grouped in 23 pairs. Each gene

Gastroesophageal Reflux in Children What is gastroesophageal reflux in children? Gastroesophageal refers to the stomach and esophagus. The esophagus is the tube that connects the throat to the stomach. Reflux means to flow back or return. Reflux happens because the lower