Articles on BMI

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Some forms of obesity severely disrupt the metabolic pathways that keep us healthy. Farik gallery, MarShot / Shutterstock.com / Evans Love

There are many types of obesity – which one matters to your health

Body mass index is often used to gauge health. But there may be more accurate measures. A report on your blood metabolites, your metabolome, may distinguish healthier-obese from sicker-obese.
The bodies of Olympic athletes are becoming more specialised, more differentiated – and much more extreme. Reuters/Max Rossi

Survival of the fittest: the changing shapes and sizes of Olympic athletes

Over time, the body sizes and shapes of Olympians have been moving apart from each other at light-speed, and have become increasingly specialised and differentiated.
We’d all like to have a different, or at least improved, body. But why do we want the body we want? Mike/Flickr

Your ‘ideal’ body, and why you want it

A 2011 British survey found 12% of women would give up two to ten years of their lives just to be their ideal weight. So what makes an ideal body, and why do we want one so badly?

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