CDC: other U.S. women having twins
They are additional likely to handle fecundity treatments and to contain two embryos implanted in concerning vitro fertilization, but younger women are additional likely to step slightly solitary. going on for 7 percent of all births on behalf of women 40 and grown-up were twins, compared to 5 percent of women within their last-ditch 30s and 2 percent of women age 24 before younger. While a allocation of attention is paying attention on the effect of productiveness treatments, thats not the single reason. otherwise fecundity treatments existed, in relation to 2.5 percent of the babies born to women modish their too late 30s were twins, compared to under 2 percent meant for younger and adult women. several do research has suggested women in vogue to facilitate age arrange are additional likely to fabricate multiple eggs in vogue a cycle, increasing their probability of twins.