Detailed information on the most common types of anxiety disorders, including panic disorder, obsessive-compulsive disorder, post-traumatic stress disorder, generalized anxiety disorder, and phobias

Appendicitis, an infection of the appendix, is the most common reason for a child to need emergency abdominal surgery.

Detailed information on asthma, including childhood asthma

ADHD is a behavior disorder marked by inattention, impulsivity, and, in some cases, hyperactivity.

A child with autism appears to live in his or her own world, showing little interest in others and a lack of social awareness.

Do not become angry if your child can't stay dry during the night. Never punish or tease your child for bed-wetting. Support and patience are the keys in helping your child.

A bruise is a collection of blood underneath the skin that is caused by trauma to an area of the body. Sometimes, enough bleeding occurs so that a lump also forms.

Detailed information on bruising or black eye

Detailed information on colic, including causes, symptoms, risk factors, and treatment

Croup is most common in children younger than 5, with the peak age around 2. Croup occurs most often in winter.

Any wound to the ear cartilage that is more than just a superficial cut or laceration should be seen by a doctor to decide if stitches are needed.

You have two choices in diapers—cloth or disposable, and each type has advantages. You must decide which works best for your child and family.

Diarrhea is defined either as watery stool or increased frequency of stool—or both—when compared with a normal amount. It is a common problem that may last a few days and disappear on its own.

"Asthma is a disease with many triggers, including allergens and viral infections," says a clinical assistant professor of pediatrics. "But for a small set of patients, exercise is the sole trigger."

Detailed information on trisomy 21, also called Down syndrome, including cause, diagnosis, prevention, and research

A growing number are children, usually girls, aren't overweight but believe they are. Says a California pediatrician: Magazines and TV shows that worship ultra-thin models and pop stars fuel the trend.

A scaly, red, itchy, dry rash can show up in the first weeks of life. It signals a vexing but treatable skin problem called atopic dermatitis (AD), often known as eczema. Most children outgrow AD, but in some cases, it may recur in the teenage years or in adulthood.

Children should wear protective eyewear during sports and recreational activities. In the classroom, they should wear eye protection when doing lab experiments.

When your child has a fever, the body resets its thermostat at a higher temperature. This helps the body fight off invading microorganisms.

Fifth disease is caused by the human parvovirus. It is most prevalent in the winter and spring and is usually seen in school-aged children.

A child with a foreign object in the eye should not rub the eye. An eye wash may be able to flush the object out of the eye. If that doesn't work, seek medical attention immediately.

Detailed information on hand-foot-mouth disease, including causes, symptoms, diagnosis, and treatment

One minute you and your child are laughing at the dinner table. The next minute the child is choking. Here's what you should do.

Infectious mononucleosis is caused by either the Epstein-Barr virus or the cytomegalovirus, both of which are members of the herpes simplex virus family.

Over half of all newborns develop some amount of jaundice, a yellow coloring in their skin, during the first week. This is usually a temporary condition, but may be a more serious sign of another illness.

Most headaches in kids are caused by tension, not disease. Your pediatrician can determine what kind of headache your child has.

Lead poisoning is a totally preventable disease. Children ages 1 to 3 who live in low-income housing built before 1978 are especially at risk.

Detailed information on lice, including diagnosis and treatment

Pitchers ages 10 and under can throw no more than 75 pitches a game. After that, they can't pitch until they rest for four days.

Middle ear infections are the most common cause of earaches in children. Most youngsters have had at least one such infection by the time they are 3 years old.

Nosebleeds are fairly common in children, especially in dry climates or during the winter months, when dry heat inside homes and buildings can cause drying, cracking, or crusting inside the nose.

Otitis media is inflammation in the middle ear. Otitis media can occur as a result of a cold, sore throat, or respiratory infection.

Pharyngitis and tonsillitis are throat infections that cause inflammation. If the tonsils are primarily affected, it is called tonsillitis. If the throat is primarily affected, it is called pharyngitis.

Detailed information on poison ivy/poison oak, including symptoms, diagnosis, treatment, and prevention

Detailed information on prickly heat, including symptoms and treatment

Detailed information on rheumatic fever, including causes, symptoms, diagnosis, and treatment

Detailed information on rubella, including symptoms, diagnosis, treatment, and prevention

Rubeola, also called the 10-day measles, is a very contagious disease that usually consists of a rash, fever, and cough.

Detailed information on scabies, including symptoms, diagnosis, and treatment

Cradle cap can occur on the scalp, diaper area, face, neck, and trunk. Symptoms include dry or greasy scales.

Wash the cut area well with soap and water, but do not scrub the wound. A dirty cut or scrape that is not thoroughly cleaned can cause scarring.

A splinter is a sharp sliver of wood, glass, or other debris that is lodged underneath the skin. Removal of small, superficial splinters can usually be done at home.

Strains, sprains, and bruises make up the majority of sports injuries. Treatment for a strain or sprain depends on the child's age and the extent of the injury.

Detailed information sunburn, including symptoms and treatment

Detailed information on the most common types of ringworm, including diagnosis and treatment

Tooth decay first appears as white spots on the teeth. The cavity then turns a light brown color and progressively becomes darker.

Youngsters' most common head pain is a tension headache—a dull ache that feels like pressure around the head.

Scrapes and sprains are a fact of life for most children, so it’s good to know what to do when they come home with a minor injury.

The common cold is one of the most common illnesses, leading to more doctor visits and absences from school each year than any other illness.

Detailed information on urinary tract infections, including causes, symptom, diagnosis, treatment, and prevention

Detailed information on urticaria, also called hives, including what food and medicines commonly cause hives

Chickenpox is a very common childhood disease. It is usually mild, but can be serious, especially in young infants and adults.

Detailed information on viral exanthems (rashes)

Detailed information on the most common types of warts, including foot warts, flat warts, genital warts, and filiform warts

Motion sickness occurs when your senses offer your brain conflicting reports about what you're doing.

Dogs are responsible for 85 to 90 percent of all animal bites. But, many incidents can be avoided.

Known as heeleys, roller shoes, or street gliders, the shoes carry safety risks similar to those for inline skates.