There’s no question about the safety and efficacy of vitamin K shots in newborns. They’re not vaccines. “Amid a rise in broader anti-vaccine sentiment, some influencers and media figures have cast doubt on the routine vitamin K shot given to newborn infants – and new reporting from ProPublica suggests such rhetoric may have had deadly […]

I recently retired as a professor in the Edward A. Doisy Department of Biochemistry and Molecular Biology at Saint Louis University School of Medicine. Who was Edward A. Doisy? He was the only Nobel Laureate from Saint Louis University. He shared the 1943 prize in Physiology or Medicine for identifying the two forms of vitamin […]