Oct. 17, 2005 -- Smoking may hamper a man's fertility, according to a small study funded by cigarette company Philip Morris. Scientists at the University of Buffalo compared sperm from screened sperm donors to sperm from 18 male smokers. In lab tests, the smokers' sperm was less likely to bind tight
Oct. 12, 2005 -- A common type of pollutant widely found in the environment may damage sperm, according to a new report. European researchers found rising levels of polychlorinated biphenyls (PCBs), a now-banned class of chemicals with about 200 toxic byproducts, in the blood was associated with ris
Sept. 16, 2005 -- A new study notes a possible link between tobacco chewing and sperm problems. Infertile men "should be counseled about the adverse effects of tobacco chewing on sperm," write the researchers in Fertility and Sterility.
The study included 638 men at an infertility clinic in Mumbai,
Sept. 14, 2005 -- Fewer than two in 10 embryos transferred during infertility treatments result in live births. But researchers say this success rate could be improved with better pretransfer testing that helps identify viable embryos. Assisted reproduction most often involves the fertilization of e
Sept. 9, 2005 -- Nitric oxide, the same chemical that helps men achieve an erection, may also help women preserve their fertility and improve their chances of having a healthy baby by fighting the effects of aging on their ovaries. A new study shows that exposure to nitric oxide delayed the signs of
Aug. 25, 2005 -- Women who seek treatment for infertility have a "reasonable" chance of having a baby with their own eggs in their early 40s, but success rates drop to close to zero once they reach age 44, a new study suggests. Researchers reviewed birth outcomes among 1,263 women over the age of 40
Aug. 24, 2005 -- Patients often worry that stress and anxiety of infertility treatment will reduce their chances of becoming pregnancy, but a new study from Sweden shows this fear to be unfounded. Researchers assessed stress levels among women undergoing their first in vitro fertilization treatment
Aug. 23, 2005 - Women who have healthy babies as a result of infertility treatments may be unlikely candidates for postpartum depression. But new research suggests they might be uniquely vulnerable. Gina (not her real name) is a case in point. The birth of her daughter four years ago should have bee
Aug. 3, 2005 -- Acupuncture may help some men overcome infertility problems by improving the quality of their sperm, according to a new study. Researchers found five weeks of acupuncture treatment reduced the number of structural abnormalities in sperm and increased the overall number of normal sper
July 22, 2005 -- Scientists may have a new lead on a source of women's infertility. They studied a gene tied to the hormone estrogen. The gene governs estrogen receptor beta, a protein involved in estrogen's effects. Estrogen works on tissues by binding to a part of cells called estrogen receptors.