Flickr user UNICEF Ethiopia

Scientists are clear on the effects of preterm birth, that is, babies born before 37 weeks. Breathing, hearing and vision problems, difficulty feeding, cerebral palsy, and developmental delays are some of the challenges facing babies born too early.

But on the causes of preterm birth, researchers are less certain.

In the state of Pennsylvania, it’s technically legal for employers to refuse pregnant workers accommodations like a place to sit, access to water and more frequent breaks.

State lawmakers in March attempted to change that by introducing a bill to require such accommodations, but that bill has languished in the Senate Labor and Industry committee ever since.

Now, city of Pittsburgh lawmakers are moving to codify such protections for pregnant city workers.

Bob Kosturko

As the popular British drama "Call the Midwife" returns for a second season on PBS, Morgantown-based author and certified nurse-midwife Patricia Harman offers recommendations for readers with an interest in the practice.

Jennifer Worth, The Midwife: A Memoir of Birth, Joy, and Hard Times

A new study from The University of Pittsburgh found that new mothers are more likely to experience depression before, during and/or after pregnancy. 

Researchers found that one in seven women have experienced depression. The study, published last week in the journal of The American Medical Association, is believed to be the largest of its kind.

Ten thousand new mothers from Southwestern Pennsylvania were screened over four years ending in 2011.