Take this quiz about the circulatory system, which sends blood throughout your body.

Osgood-Schlatter disease (OSD) is one of the most common causes of knee pain in adolescents. It's really not a disease, but an overuse injury.

Antes de considerar tener relaciones sexuales, debes saber cómo protegerte. Aprende qué es el parche anticonceptivo, qué tan bien funciona y más.

What's something kids are doing all day, every day? Breathing! Your lungs are large and in charge of breathing, so read all about them in this article.

Unfortunately, bullying is a common part of childhood. But parents can help kids cope with it and lessen its lasting impact.

He aquí cómo convertir las preocupaciones más frecuentes en posibilidades de enseñar hábitos de alimentación saludables.

Your heart is a hard-working muscle. Find out more in this article for kids.

Consulte nuestro glosario sobre cáncer para obtener definiciones fáciles de leer.

Knowing how speech and language develop can help you figure out if you should be concerned or if your child is right on schedule.

Voice cracking? Clothes don't fit? Puberty can be a confusing time, but learning about it doesn't have to be. Read all about it.

Information on temperatures, symptoms, treatment, and when to call a doctor or seek emergency care if your child has a fever. Learn more here.

Hacer que las reuniones entre padres y maestros funcionen bien puede favorecer la participación de la familia en sus clases y ayudar a obtener unos resultados positivos, tanto para usted como para sus ...