Simplify the following text for a Grade 12 native English-speaking person.
Original: When a child is sexually abused by a family member , it is called `` incest , '' and causes even more serious long-term psychological trauma , especially when the incest is done by a parent .
Simplified: Sexual abuse by a family member is a form of incest , and can result in more serious and long-term psychological trauma , especially in the case of parental incest .