In a world contaminated with so many hormone mimicking chemicals, no wonder that sexual function in both men and women is affected. Stress is another main factor proved to be added to the increasing rates of couple sterility in the agitated western life style. And as if not being able to procreated was not enough, an... |
8 February 2008 14:06 GMT |
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A very tiny protein can make the difference if you will have grandchildren or not. A new research published in the Nature journal has discovered a previously unknown chemical which makes the embryonic germ cells, that would later grow into sperm or ova, to pass through a period of "transcriptional silence," when the... |
30 January 2008 06:09 GMT |
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Being overweight is more than a risk for your health: it can completely end up your lineage. Being too skinny translates too low sex drive and sterility, in both women and men, but the opposite too seems to strike on fertility level: a new Dutch research published in the Human Reproduction journal shows that an overw... |
12 December 2007 14:06 GMT |
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In almost half the cases, man is the cause of a couple's infertility. In the last 4 decades, male fertility has been plummeting in developed countries, with sperm count decreasing by 1.5 % annually in the US and 3% in Europe and Australia. This, combined with the tendency of later pregnancies (that is after a wo... |
10 October 2007 14:11 GMT |
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A woman is a complex universe. So complex, that 350 genes combine to allow her to become a mother. This is the number of genes found by a team at UT Southwestern Medical Center to be connected to female fertility, a breakthrough in the investigation of woman infertility. "This study gives us a way to begin to underst... |
25 September 2007 14:06 GMT |
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Mitochondria are the little fabrics of energy for the cell, where sugars and fats are burned, resulting energy, water and carbon dioxide. They have their own DNA, distinct from the nuclear one and mutations in the mitochondrial DNA have resulted to be one of the main causes of low sperm count and mobility in humans.B... |
20 September 2007 14:31 GMT |
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With all sick people having sex with the animals, we won't be surprised to find a human-chimp hybrid one day. But this won't be a threat for the human species, as normally, hybrids between two different species, even if offering beneficial traits, are sterile. And in many cases, hybrids are not viable at al... |
30 July 2007 04:28 GMT |
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