I know how that feels firsthand. After more than two years of evading COVID-19, I tested positive at home on a rapid antigen test during the summer of 2022. At first, the line was so faint that it ...

Rapid Covid home tests are more likely to ... Sensitivity is a measure of how likely a test is able to detect a positive. Previous testing had focused on heat-inactivated virus samples, rather ...

On social media over Christmas it wasn't hard to find posts from people who said they were clear on multiple rapid tests taken at home - even with Covid symptoms - only to test positive on a more ...