SmallpoxPressImage1 (IMAGE) St. John's College, University of Cambridge Caption A 1200-year-old smallpox-infected Viking skeleton found in Öland, Sweden. Credit The Swedish National Heritage Board Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.