The Brief Medical experts at Johns Hopkins All Children’s Hospital shared critical back-to-school health guidance Wednesday for families preparing for the school year. Health professionals recommend adjusting sleep routines, managing back-to-school anxiety, and fitting backpacks correctly to protect children. Johns Hopkins All Children’s Hospital medical experts shared back-to-school safety tips and advice Wednesday as families prepare for the upcoming school year. During sleep, the brain actively reinforces essential connections, clears toxins and restores overall health. Student mental healthWhat they're saying:Transitioning to a new school year can cause anxiety for both students and parents.