Health & Medicine

England and Wales are adding fluoride to water – but what effect will it have?

Fluoride is a mineral that can occur naturally in water. sonsart/ Shutterstock Damien Walmsley, University of Birmingham and Alexander John Morris, University of Birmingham The UK government recently indicated that fluoride would be added to water in England and Wales to cut tooth decay. A bill is proceeding through parliament to support this. And the chief medical officers of all …

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Cannabis products are being sold as sleep remedies – here’s the evidence about their effectiveness

Shutterstock Ian Hamilton, University of York Problems with sleep are common. In recent research, 48% of UK adults said sleeping badly had a negative effect on their mental health. For teenagers, this proportion was significantly higher – 66%. The large number of people experiencing sleep problems makes for an attractive market. Some companies have seized the opportunity to provide remedies, …

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COVID: new antibody treatment could offer up to 18 months’ protection against severe disease

Antibodies (light blue) binding to the spike proteins (dark purple) on the outside of the coronavirus. Design_Cells/Shutterstock Rebecca Aicheler, Cardiff Metropolitan University A new treatment could soon help protect people from developing severe COVID. AstraZeneca has just released results from a phase 3 clinical trial – the final stage of testing before a drug is authorised – that suggest its …

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Preliminary research finds that even mild cases of COVID-19 leave a mark on the brain – but it’s not yet clear how long it lasts

The new findings, although preliminary, are raising concerns about the potential long-term effects of COVID-19. Yuichiro Chino via Getty Images Jessica Bernard, Texas A&M University With more than 18 months of the pandemic in the rearview mirror, researchers have been steadily gathering new and important insights into the effects of COVID-19 on the body and brain. These findings are raising …

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Breastfeeding is tough: new research shows how to make it more manageable

Jacob Lund/Shutterstock David Comerford, University of Stirling The benefits of breastfeeding are wide-ranging and life-changing. Breast milk contains antibodies that reduce the risk of asthma, allergies, diarrhoea and ear infections. Breastfed infants are hospitalised less frequently than infants who are not. In later life, breastfed children and less likely to be overweight and have higher IQs. And women who have …

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COVID and flu: how big could the dual threat be this winter?

Subbotina Anna/Shutterstock Paul Hunter, University of East Anglia Although COVID infections are currently low or in decline in most western countries aside from the UK, there’s still a long way to go before the threat of the pandemic is over. A big concern this winter is if there’s a resurgence of COVID with other respiratory illnesses coming back strongly alongside …

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