Post Vaccination COVID-19 Infections: A big challenge

Abstract

Coronavirus is a well-recognized pathogen causing infection in humans and animals. In late 2019 a cluster of infection was recognized in Wuhan, a city of china province Hubei, caused by a novel coronavirus named severe acute respiratory syndrome coronavirus 2 or SARS-COV- 2. “WHO” later in February 2020 called it COVID-19. The majority of the patients manifest very mildly or no symptoms at all. The incubation period for COVID-19 is 14 days following exposure but Symptoms usually appear on the 4th day of infection (range of three to seven). Common symptoms include cough, myalgias, and headache. Other features include diarrhea, sore throat, and smell or taste abnormalities. Pneumonia and ARDS are grave consequences of covid-19 characterized by cough, shortness of breath, respiratory failure, and bilateral infiltrates.