| Influenza epidemics and pandemics spread rapidly causing a high degree of morbidity and mortality. |
| The European settling of the Americas brought disease pandemics to the Native Americans that nearly eliminated them as an ethnic classification. |
| It is possible that one or both of these pandemics were due to smallpox, or even measles. |
| Influenza viruses cause frequent epidemics and periodic pandemics throughout the world due to antigenic variations. |
| Two highly contagious enteroviruses are known to cause epidemics and pandemics of acute haemorrhagic conjunctivitis. |
| Peak oil, global warming, pandemics and religious crusades are about to converge in a most unfortunate way. |
