United States

New IVF technologies are on the cutting edge of science

Over the past 40 years, medical science has gone from nascent experiments with in vitro fertilization (IVF) to being able to help millions of fertility-challenged couples and individuals conceive. “Two hundred million years ago when Mother Nature designed the system, age didn’t matter — we were eaten by a tiger at age 26. But now everything has changed,” says James Grifo, MD, Ph.D., the program director at NYU Langone Prelude Fertility Center. Women are born with about one million eggs and reach puberty withparent 400,000. By the time a woman is 40, the supply has dwindled to between 10,000 and 15,000. Yet last year, the only group of women with increased birth rates in the United States were those aged 37 and older. “It’ ...