Dr David Cox

The move to shut the agency comes as aid budgets are being slashed, leading to fears that global progress on HIV may be reversed
As executive director of the Eurasian Harm Reduction Association, Ganna Dovbakh was among the many public health officials and NGO leaders shocked by the UN secretary-general’s proposal to “sunset UNAids by the end of 2026”.
In the eastern European and central Asian (EECA) countries where Dovbakh works, research indicates that the epidemic is on the rise. Over the p...

Can we really turn back our body’s clock? Dr Raghav Sehgal, a researcher in ageing at Yale University, says that some studies have shown it’s possible to reduce certain aspects of biological age by one to three years through better sleep, diet and exercise. However, he’s sceptical about the more outlandish claims of age reversal, as the testing methods may not take in the full complexity of the damage caused by decades of unhealthy living.
Dr Sehgal, 30, does believe that one day, some experi...

Our knees are arguably one of our most important joints, but also one of the most poorly looked after. Science tells us putting in some work now pays dividends later.

You might start to notice it as early as your thirties: the dull knee aches when the weather changes, the morning stiffness when you get out of bed. You might think twice about crouching down. They're all unwelcome signs that your knees are not quite the well-oiled joints they once were.
This will be especially true if you hav...

For decades, the discussion around autism has been a hotbed of misinformation, misinterpretation, and bad science, ranging from the long-discredited link between the neurodevelopmental condition and vaccines, to newer claims that going gluten-free and avoiding ultra-processed foods can reverse autistic traits.

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