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Tag: public health

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How does a RT-PCR test for COVID-19 work?
4 February 2021
A video recently shared on Facebook made the claim (at 05:39): “[The] problem with PCR [testing] is that it’s something of a haystack creator in

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COVID-19 and mandatory vaccination
5 January 2021
With the announcement of the rollout of vaccines for COVID-19, there has been discussion on whether it should be made compulsory for individuals to be

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The COVID-19 mRNA vaccine: What is it and how has it been developed so quickly?
2 December 2020
The Pfizer/BioNTech coronavirus vaccine has been approved for use in the UK from the week commencing 6 December 2020. This means that the UK has

Health

Is COVID-19 being put fraudulently on death certificates?
1 December 2020
This claim is inaccurate. While it is true that not everyone who was suspected of dying from COVID-19 was positively tested, it is legal and

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Are death rates no higher this year than in a bad flu season?
1 December 2020
This claim is not substantiated. The imprecision of “death rates” and “a bad flu season” makes it difficult to prove or disprove. However, the overall

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Was COVID-19 downgraded from being a high-consequence infectious disease?
1 December 2020
COVID-19 was downgraded by the UK Government on 19 March 2020 because it was deemed to be better understood, testing was available, and clinical awareness

Health

Can face masks cause harmful levels of reduced oxygen?
28 October 2020
This claim is not accurate. Face masks have no impact on oxygen levels. On social media, a posting repeats a claim that wearing a face

Health

The accuracy of COVID-19 death statistics
21 October 2020
In summary: Three sets of figures regarding numbers of deaths attributed to COVID-19 are collated which crucially vary in their timeliness.  We now know that

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What is group screening for COVID-19?
20 October 2020
Summary: Group screening takes samples from multiple people, mixes them together, and tests them as one. People within a group that test positive are individually