Semen Quality – Paternal age
The age of the Father has proved to be another of the factors affecting the likelihood of having children who later develop schizophrenia. A copy of a copy that later on will be copied and so on this is the story about the sperm. And the duplicating errors will probably be enriched by time.
It is becoming more and more obvious that not only the mother is important to the health of the child; we are getting increasingly aware of how the paternal age can affect the health of the children. The sperm does not seem to be as immortal and healthy as the producers tend to believe.
Sperm Quality & Schizophrenia
From the age 40-49 the risk is doubled, from 50 and up, there is a tripled that child later develops schizophrenia.
Advancing Paternal Age and the Risk of Schizophrenia
Dolores Malaspina, MD, Susan Harlap, MBBS; Shmuel Fenner, MD, Dov Heiman, MPH, Daniella Nahon, BA; Your Feldman, MA, Ezra S. Susser, MD, PhD
Arch Gen Psychiatry. 2001, 58:361-367.
Sipos A, Rasmussen F, Harrison G, Tynelius P, Lewis G, Leon DA, Gunnell D.
Paternal age and schizophrenia: a population based cohort study.
BMJ. 2004 Nov 6;329(7474):1070. Epub 2004 Oct 22.
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