What Are The Biological Factors In Suicide?

What Are The Biological Factors In Suicide? The most common disorders associated with suicide and suicidal behavior are mood disorders, alcohol and substance abuse, and schizophrenia, all of which are familial disorders, which, on the basis of adoption and twin studies, have a strong genetic component (Cooper, 2001; McGuffin and Katz, 1989; McGuffin et al.,