Cholera for Teens
Cholera is an intestinal infection that mostly affects people in tropical regions. Find out more about cholera in this article for teens.
Heart and Circulatory System for Teens
The heart and circulatory system (also called the cardiovascular system) make up the network that delivers blood to the body's tissues.
Heart & Cardiovascular System for Teens
This section has information on health problems that can affect the heart.