United States

Hot weather linked to early births

Breaking News EmailsGet breaking news alerts and special reports. The news and stories that matter, delivered weekday mornings.SUBSCRIBEDec. 2, 2019, 8:14 PM UTCBy Erika EdwardsExtremely hot weather appears to prompt early labor, leading to as many as 25,000 early births every year in the U.S., according to a study published Monday.The research, published in the journal Nature Climate Change, analyzed data on 56 million births from 1969 to 1988, matching the birth dates to weather events in the counties where babies were born."We saw a spike in births on hot days," said study author Alan Barreca, an associate professor in environmental economics at the University of California, Los Angeles. For example, Barreca noticed a 5 percent increase ...