During every Era, there are some popular deadliest viruses that are very devastating and dangerous. The outbreak of such diseases is very harmful, but some diseases are pandemic, like they spread by touching one another, so they are very dangerous. Among them includes, cholera, typhoid, and many other diseases in human history that were very dangerous. Although, the outbreak of such pandemic diseases is killing in human history and it is very difficult to overcome these diseases. COVID-19 (THE NOVEL CORONAVIRUS) This pandemic disease started in Dec 2019, and become the most dangerous disease of the Era as many deaths happened till now by this viral disease. This disease is named as Covid-19 as it is very devastating disease, no body in this globe is having the immunity for this disease. As the WHO has given it the name of a pandemic disease, as it has taken the whole world under its cover. But by this disease, the people round the globe become aware of taking care of themselves during the era of pandemic disease. HIV/AIDS (PANDEMIC) This pandemic disease spread started in 2005 and it ended in nearly 2012. It is also a viral disease that spread from person to person. Almost 36 million deaths happened by this disease. This disease has also proved itself as a pandemic disease that is also devastating for humans. By now, 31 to 35 million people are spending their lives with this pandemic disease. But this disease is more viral in Sub Saharan Africa. Read the full article