Understanding stress-induced miscarriage and premature delivery

  Stress during late pregnancy may result in premature delivery or stillbirth. A new study of pregnant Rambouillet cross ewes, published in the American Journal of Physiology – Regulatory, Integrative and Comparative Physiology, was designed to understand why lambs succumb to stress late in pregnancy. They found that while arterial blood pressure and heart rates were normal during late gestation (final 2 weeks before birth) in fetuses from pregnant ewes with elevated stress hormones, fetal heart rate and aortic blood pressure declined on the day […]

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