There are many different causes of fainting and many reasons why a child might faint. Not all of them are signs of serious health concerns. But when your child passes out, it can be one of the scariest experiences as a parent. In this video, Dr. Jennifer Silva, Pediatric Cardiologist, goes over what to do if your child faints. Learn how you can help as a parent when this happens. Also, find out what to expect if your child needs further evaluation from a pediatric cardiologist.