[Osnome]

>>He said there were several reasons why the treatment may be less effective when a parent is depressed. “It may be the biological risk for depression is greater in these adolescents — that if the parents were once depressed but aren’t depressed any longer, the biological risk isn’t as great,” he said.

Another possibility is that living in a home with a depressed parent is difficult for a child, he added, while a third possibility is that the teenagers model their parents’ behavior.
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Nature or nurture or both.....

There are many causes for depression.

Manic Depressive Disorder, Bipolar Disorder, and Obsessive Compulsive can swing to a depressive mode.

It is also a symptom caused by Asperger’s Syndrome, I believe

[neverdem]

There are many causes for depression.

I'm wondering if it is a sympathetic depression or a simlar term for these kids with depressed parents. I only read the abstract of the article that I linked. Using a sympathetic detonation is or was a term used in explosive ordnance disposal for stuff that you don't want to try defusing. A stable explosive is detonated adjacent to the explosive that you want to destroy at your command when it is thought to be safe. It was called, "blowing it in place."