A pandemic is an outbreak of infectious disease that occurs over a wide geographical area and that is of high prevalence. A pandemic generally affe...
Throughout history, there have been many deadly pandemics, but the Black Death and the influenza pandemic of 1918–19 rank among the most lethal. Th...
Pandemics can be caused by several factors. For example, in some cases, a new strain or subtype of virus that first emerged in animals jumps to hum...
Pandemics typically slow and come to an end on their own, though the process may be accelerated through effective preventive strategies, such as im...