Health Problems

Stress during pregnancy may affect baby’s sex, risk of preterm birth

It’s becoming well established that maternal stress during pregnancy can affect fetal and child development as well as birth outcomes, and a new study from researchers at Columbia University Vagelos College of Physicians and Surgeons and NewYork-Presbyterian now identifies the types of physical and psychological stress that may matter most. The study was published online […]

Health Problems

Childhood trauma may affect brain structure, predisposing adults to recurring major depressive disorder

Early life trauma may affect the structure of the brain in a way that makes clinical depression more likely to be severe and recurrent, according to a two-year observational study of 110 patients published in The Lancet Psychiatry journal. Previous studies have suggested an association between maltreatment and altered brain structure, while others have identified […]

Health Problems

Insecticide resistance genes affect vector competence for West Nile virus

Overuse of insecticides, which leads to the selection of resistant mosquitoes, affects interactions between mosquitoes and the pathogens they transmit. Researchers from the Institut Pasteur (Paris) and its partners have now shown that mechanisms of insecticide resistance, observed in Culex quinquefasciatus vector, impact the transmission of West Nile virus. In recent decades, arthropod-borne viruses (arboviruses) […]

Health News

Pediatric Anesthesia Does Not Affect Development Outcomes

MONDAY, Nov. 5, 2018 — Young children who have surgical procedures that require general anesthesia do not have an increased risk for adverse child development outcomes, according to a study published online Nov. 5 in JAMA Pediatrics. James D. O’Leary, M.D., from The Hospital for Sick Children in Toronto, and colleagues examined the correlation between […]