There are no health benefits to tanning beds: they don’t help you produce vitamin D and are no substitute for proper medical treatments for skin conditions
It is our physical sense of where we are in space and is essential to our quality of life as we age. Here are simple, everyday ways to test and train it
A new report suggests self-declared night owls tend to have higher cognitive scores. So please can we now ditch the lazy and undisciplined stereotypes, writes Arwa Mahdawi