After analysing our family expenses in 2018, my wife advised we cut down on our general spending habit. But after I analysed our expenses spreadsheet, it was clear there was no way I could cut down on our expenses because we weren’t overspending.

The rapid spread of disease to a large number of people in a given population within a short time is defined as an epidemic. Epidemics of infectious disease are generally caused by several factors, including a change in the ecology of the host population.