A health worker takes a swab from a man's nose through a glass shield (for safety) in New Delhi, India, on August 8, 2020. Rapid antigen tests for COVID-19 are being provided by the Indian government for free. Pradeep Gaur/SOPA Images/LightRocket via Getty Images Rapid, on-site coronavirus testing is generally less accurate than tests which are sent back to labs for analysis. But rapid COVID-19 testing is still a useful screening tool, especially if it's conducted frequently.

BING NEWS:
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    Rapid antigen tests for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2 ... of rapid antigen tests with false positive results is reported to be less than 1%. 2 However, we have ...
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