Scientists from Haifa University have proven that stress, which the rats had experienced before pregnancy can cause behavioral changes in their direct descendants, when they reach adulthood, reports The Jerusalem Post.
The researchers also found associated with stress CRF1 gene, in which each individual child is expressed individually.
All this has led scientists to conclude that stress in children is associated mainly with how the pregnancy of his mother, and what were her childhood and adolescence.
A year earlier, the canadian scientists have proved that stress is a powerful factor, passed on through generations and can affect pregnancy. That is, if the mother during pregnancy experienced stress, complications during pregnancy can expect not only her daughters, but also granddaughters.