The children of people who have experienced extremely traumatic events are more likely to develop mental health problems.
These changes can cause a man’s children to develop bipolar disorder and are so strong they can even influence the man’s grandchildren.
These behavioural symptoms were also transferred to the next generation via sperm, even though the offspring were not exposed to any traumatic stress themselves.
After traumatic experiences, the mice behaved markedly differently - they partly lost their natural aversion to open spaces and bright light and showed symptoms of depression.
Read more: http://www.dailymail.co.uk/health/article-2611317/How-trauma-life-passed-SPERM-affecting-mental-health-future-generations.html#ixzz3NMpxZJW3
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