|Nieschlag E, te Velde E|
Why have Birth Rates Dropped? For Medical Reasons?
Journal für Reproduktionsmedizin und Endokrinologie - Journal of Reproductive Medicine and Endocrinology 2010; 7 (5): 403-406
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Keywords: Alter, Fertilität, Geburtsrate, Infertilität, Kontrazeption, birth rate, contraception, fecundity, fertility, infertility, reproductive age, sperm crisis
Socio-economic factors influence reproductive behaviour negatively. In addition, couples postponing childbearing into later phases of life jeopardize their changes for parenthood. Other medical reasons including the alleged “sperm crisis” are less likely to lead to declining birth rates. According to several studies, fecundity has remained stable or increased over the past decades.