Gov. Charlie Baker is scheduled to speak Thursday at Boston Children’s Hospital about plans for COVID-19 pediatric vaccinations in Massachusetts, two days after kid-sized doses of the Pfizer-BioNTech vaccine cleared two final hurdles Tuesday — a recommendation from CDC advisers, followed by the green light from Dr. Rochelle Walensky. Baker will be joined in the hospital’s Folkman Auditorium by...

Rising suicide rates and depression in U.S. teens and young adults have prompted researchers to ask a provocative question: Could the same devices that some people blame for contributing to tech-age angst also be used to detect it? The idea has sparked a race to develop apps that warn of impending mental health crises. Call it smartphone psychiatry or child...