<p>According to the World Health Organization:<br><br>·The UK is the second most obese nation on the planet [the US is the first].<br><br>·One in five British adults is obese<br><br>·Two-thirds of men and half of women are overweight<br><br>·31,000 British deaths a year are obesity-related<br>Obesity costs £500 million to the NHS and £2 billion to the economy each year.Yet health and fitness clubs are booming, with 6 million members in Britain, w...