Although children can be depressed for many reasons, new evidence suggests that there are physiological differences among depressed children based on their experiences of abuse before age 5. Early abuse may be especially damaging due to the very young age at which it occurs.
The study appears in the January/February 2010 issue of the journal Child Development.
Link:http://www.eurekalert.org/pub_releases/2010-02/sfri-eat012910.php
Source:EurekAlert