Health
Lateral-flow tests: What are the risks and benefits? – BBC News
What are the risks and benefits from using wide-scale lateral-flow tests?
By Anthony ReubenBBC Reality Check
Millions of people in England are being encouraged to take two free rapid Covid tests a week. The Lateral Flow Device (LFD) kits can be picked up from testing sites, pharmacies or sent through the post.
They give results in about 30 minutes compared with around 24 hours for PCR (polymerase chain reaction) tests, which are more sensitive and have to be processed in a laboratory.
The government says one in three people with coronavirus do not have any symptoms,…
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