Why covid 19 is called a pandemic ??
The World Health Organization (WHO) on March 11, 2020, has declared the novel coronavirus (COVID-19) outbreak a global pandemic (1). At a news briefing , WHO Director-General, Dr. Tedros Adhanom Ghebreyesus, noted that over the past 2 weeks, the number of cases outside China increased 13-fold and the number of countries with cases increased threefold. Further increases are expected. He said that the WHO is "deeply concerned both by the alarming levels of spread and severity and by the alarming levels of inaction," and he called on countries to take action now to contain the virus. "We should double down," he said. "We should be more aggressive.
A pandemic is the global outbreak of a disease.?Pandemics are generally classified as epidemics first, which is the rapid spread of a disease across a particular region or regions. COVID-19 is considered to be a pandemic because now, it has spread to the whole world and is not only a disease specific to a country.