Coronavirus disease 2019 (COVID-19) is deadly epidemic disease spread by severe acute respiratory syndrome coronavirus 2(SARS-COV 2). It's mainland, engendered and implanted found in Wuhan, China, December 2019. This disease has since caused globally and internationally, leading to ongoing pandemic - it's about to 3rd wave come.
Symptoms of COVID-19 are variable, but mainly include fewer, cough, headache, fatigue, breathing difficulties and loss of smell and taste. Symptoms may begin one to fourteen days after exposure of the virus. At least a third of people who are infected do not develop noticeable symptoms. One who develop noticeable symptoms are enough to be classified as patient, most (81%) develop mild to moderate symptoms while 14% develop severe symptoms (more than 50% lungs involvement on imaging & 5% suffered critical symptoms. Older people are higher risk of developing severe symptoms. Some people are continue to experience the range of affects for the months after recovery and to the organs are observed.
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