India is the second most affected country after the US in terms of COVID-19. Currently, the number of COVID-19 infected in India has crossed 51 lakhs. On one hand, the number of COVID-19 patients in the country is constantly increasing, but after treatment, people are getting healthy at a rapid pace. Ever since the coronavirus started spreading, experts and scientists have been doing new research about it. Recently Delhi Sero survey was done, the report of which has been released by the Delhi government. According to this report, antibodies to COVID-19 virus have been found in the body of 33 per cent of Delhiites. Antibodies found in the body meant that these individuals had developed COVID-19 infection and their body had developed antibodies against it. It is also the third serosurvey report. Earlier a second report was released in August, according to which antibodies were found in 29 per cent of the people of Delhi. At the same time, the first serosurvey was done in July, which found that more than one-fourth of Delhiites have been infected. 21,387 samples were taken for the first survey, in which antibodies developed in 23.48 per cent of the individuals. The second time the sample was limited to 15 thousand persons. In the second survey, 32.2 per cent of the women and 28 per cent of the men developed antibodies. While this time 17000 samples were included. Experts have provided this information. Tiny yet effective: The best oximeters to quickly check blood oxygen level Applications for the recruitment of Rajasthan Medical Officer started again, read details 22 Pakistan educational institutions closed two days after reopening in Pakistan