Women who develop diabetes during pregnancy have a higher risk of complications for themselves and their babies if they’re night owls instead of early birds, a new study finds. Gestational diabetes increases the mother’s risk of premature delivery and preeclampsia (pregnancy-induced high blood pressure). It also raises the baby’s risk of growing too large in…  read on >  read on >

COVID-19 transmission is rare in schools that follow precautions such as mandatory masks, social distancing and frequent hand-washing, a new study finds. And that’s true even among close school contacts of people who test positive for the new coronavirus, according to researchers at Washington University School of Medicine in St. Louis. “Schools can operate safely…  read on >  read on >

The United States could save thousands of lives each year by addressing its lack of enough primary care doctors, a new study projects. There has been a shortfall of U.S. primary care doctors for a long time, with much of the problem concentrated in rural areas and poverty-stricken urban centers. And the future looks bleak:…  read on >  read on >