Maine Resident Dies of Rare Tick-Borne Virus as Cases Spread Across U.S.

“Most people who are infected have no symptoms and fully recover,” Daniel Pastula, an associate professor of neurology, infectious diseases and epidemiology at the University of Colorado school of Medicine, previously told Newsweek. “A subset, within one to four weeks develop a pretty bad flu-like illness. And a subset of those people develop Powassan neuroinvasive disease. That’s where we are seeing the severity.”