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DNA molecule. Polygenic tests can reveal your future risk of many diseases

New DNA tests predict your disease risk – are we ready for them?

14 March 2023

Polygenic tests can predict your risk of heart disease, diabetes and cancer, but some doctors worry about the consequences for healthcare systems and for us


Jeywellan Ochieng, 2, reacts after receiving the vaccine against Malaria as she is held by her mother Julliet Achieng at the Yala Sub County Hospital Mother and Child Healthcare (MCH) clinic in Gem, Siaya County, Kenya October 7, 2021. REUTERS/James Keyi

2021 in review: World’s first malaria vaccine is approved

15 December 2021

October saw the RTS,S malaria vaccine given the go-ahead for use outside trials for the first time – a momentous decision, decades in the making


veg and pulses

Choline: The forgotten vital nutrient we’re not getting enough of

23 October 2019

Standard nutritional advice to cut down on meat and dairy may be stopping us getting enough of an essential nutrient named choline. Should we be worried?


brain scan

The illnesses caused by a disconnect between brain and mind

3 April 2019

A group of troubling disorders lead to very real symptoms, but tests suggest nothing is wrong. Finding out why is shedding new light on the nature of consciousness itself


People in biosafety suits

It's too easy for bioterrorists to access dangerous research

14 September 2017

The systems designed to stop potentially risky research being published and used to make weapons of terror have “multiple shortcomings”, warns US report


rabid dog

Eradicating rabies: Why man's best friend holds the key

2 August 2017

If we rid dogs of rabies, the disease could be gone from humans for good, says Clare Wilson


Colourful bacteria

Gene tweak in gut bacteria could turn faeces blue if you’re ill

30 May 2017

Giving bacteria genes to make them change colour when mice have gut disorders turns mouse droppings blue in lab tests. It could theoretically work in humans


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