What Can Go Wrong?
Sometimes there's a problem with how a heart is formed. This is called a heart defect. Mild defects might not need treatment. Otherwise, most heart defects are treated during infancy.
Learn about congenital heart defects
High cholesterol is a risk factor for heart disease, which has its roots in childhood.
Though too much fat can be unhealthy, some kinds of fat are good for us and are an important part of a healthy diet.