Blue and Green: Modern lifestyles, which encourage a lack of mobility and exercise in the developed world, have greatly increased levels of obesity, according to experts in a report published in the Lancet journal.
The global population of overweight people now tops 2.1 billion, up from 875 million in 1980. The US, China and Russia have the highest rates, while the UK was third in Western Europe out of 188 countries studied.
The modernisation of our world has caused physical inactivity on all levels, the...