Sperm are placed inside the egg with a needle during a fertility treatment called intracytoplasmic sperm injection.
February 18, 2014 Doctors performed more in vitro fertilization procedures and delivered more IVF babies in 2012 than ever before, researchers reported Monday. The rate of multiple births has declined, however, as couples have chosen to use fewer embryos during IVF.
Nurses tend newborns at Sloane Hospital for Women in New York City.
December 4, 2013 For years doctors have been telling women that it's risky to implant multiple embryos when they do in vitro fertilization. They've listened, and the number of multiples from IVF has dropped. But the number of births of triplets or more has barely budged because of women's use of fertility drugs.
Tina Nevill of Essex, England, holds Poppy, who was conceived by in vitro fertilization. The U.K.'s health system records all IVF cycles performed in the country.
November 6, 2013 Children conceived by in vitro fertilization have the same chance of developing leukemia and brain cancers as their peers, a large study in the U.K. finds. There was a slight increase in risk for two rare cancers. But overall the findings are good news, reaffirming the safety of the fertility treatment.
Human embryos under a microscope at an IVF clinic in La Jolla, Calif.
Sandy Huffaker/Getty Images
June 27, 2012 A woman over 40 who uses eggs donated by a younger woman has essentially the same chance of having a baby as she would have had in her 20s. That's according to a large new study that looked at the success rates of multiple IVF treatments for nearly 250,000 women across age groups.
<iframe src="http://www.npr.org/player/embed/155774331/155868428" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
February 27, 2012 A series of experiments published in the journal Nature Medicine suggest young adult women have primitive stem cells that could generate new eggs. The findings are generating both excitement and questions.
<iframe src="http://www.npr.org/player/embed/147344258/147485868" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
Less may be more when it comes to the number of embryos for in vitro fertilization.
January 12, 2012 British researchers say the time has come to buckle down on the number of embryos used during in-vitro fertilization. Three or more is entirely too many, they concluded after looking at data on more than 124,000 IVF treatments.
NPR thanks our sponsors
Become an NPR sponsor