Rotavirus, the highly contagious disease that can cause severe vomiting and diarrhea in babies and young children, is on the rise on Long Island, the rest of the metropolitan area and nationwide. Doctors warn children infected can get so dehydrated they may need to go to the hospital for intravenous fluids. A full what to know on the disease is at the link in bio. (Photo: Dr. Erskine Palmer/CDC) - - #longislandny #disease #rotavirus