Dr Xand on the wellness benefits of knitting

Getty Images mRNA vaccines were heralded as a medical marvel that saved lives during the Covid pandemic, but now the US is pulling back from researching them. US Health Secretary Robert F Kennedy Jr has cancelled 22 projects – worth $500m (£376m) in funding – for tackling infections such as Covid and flu. So does…

Smitha MundasadHealth reporter Getty Images Both NHS and private fertility clinics must stop offering unproven treatments that don’t help people have children, new official guidelines say. The draft guidance advises against several popular fertility “add-ons”, including so-called endometrial scratches. These add-ons can “give false hope and put people through unnecessary procedures at an already difficult…