Category of Disease By WHO : Endemic ,Epidemic, Pandemic Disease

     WHO is the governing body who categories the disease into different category after analyzing different parameter like death related to that disease, spreading level,global impact or many other

• Endemic - A disease condition that is normally found in a certain percentage of a population in a particular region or country this is mainly occur in a particular season this disease causes very less casualty. like malaria,typhoid

• Epidemic - A disease condition present greater then usual percentage of a specific population in a particular region or country which cause death but only limited to the particular region.like Ebola disease which only affected the African region.
  
• Pandemic - A disease affecting a large geographical area; often on a global scale with spread upto more then one country this is a extreme level of any disease even WHO analyse various parameter before considering a Pandemic disease.like corona virus which effect almost all country and cause more than 4400 death .