What does a faint line on a lateral flow test mean and what to do next

dailyrecord.co.uk:

Many of us are taking regular lateral flow tests to help reduce the spread of Covid, however, one doctor has raised concerns over our result interpretation.By following the instructions on the leaflet, tests results are often clear either way.A line next to the 'C' on the test simply means the test has worked, with the C standing for 'control', while a line next to the 'T' (test) indicates a positive Covid reading.However, Dr Nathan Hudson-Peacock, who works in A&E, has issued some guidance for those who are seeing a faint line on their lateral flows.The medical professional took to social media to help."Essentially, if *any* line appears before the end of the interpretation window (check leaflet, often this is 30 minutes), then this is a