The new novel coronavirus disease 2019 (COVID-19) has caused havoc across the globe. United, the world is fighting against the pandemic since its first outbreak in Wuhan, China in December 2019. Possible animal sources of COVID-19 have not yet been confirmed.
Infectious diseases are spreading around the world faster than ever. As diseases spread, epidemic, pandemic and endemic are the frequent words we get to hear about the disease. But these words do not mean the same. So what is the difference between a pandemic, an endemic and an epidemic?