Asthma is the most common long-term childhood disease, according to the Asthma and Allergy Foundation of America. Find out more about this condition by taking our quiz.
Sunburn is more than just unsightly; it can be dangerous. Find out how sunscreen can help you prevent sunburn, signs and treatment, and when it requires a doctor's care.
Scarlet fever is an infectious disease that causes a rash or tiny red bumps that feel like sandpaper. Learn more about its causes and symptoms so you can keep your child safe.
Anemia is a condition in which the body doesn’t have enough healthy red blood cells.
BMI, or body mass index, uses weight and height to calculate weight status for adults. BMI for children and teens also takes into account gender and age because healthy body fatness differs between boys and girls and changes as they grow. This BMI calculator will help you determine if your child is at a healthy weight.
Your heart is a pump that is responsible for delivering blood to all parts of your body. Arteries carry oxygen-rich blood from the lungs to nourish the cells, and veins transport oxygen-poor blood on its way back to the heart and lungs. This animation shows how the heart and circulatory system work.