The BBC recently reported that middle-aged people are being urged to walk faster to stay healthy, amid concern that high levels of inactivity may be causing health problems such as type 2 diabetes and cardiovascular disease. The report states that “just ten minutes a day could have a major impact, reducing the risk of early death by 15%”. Meanwhile, other reports indicate that child obesity rates are on the rise and a survey of more than 2,000 older people in the UK found that nearly 25% don’t do