A recent study finds that children who belong to disadvantaged or minority background, including from Pakistan and Bangladesh, are considered to have lower levels of physical activity.The study was published in the journal, 'BMJ Open'.The changes seen in the children, suggests a need for a greater focus on the promotion of vigorous physical activity, particularly for those children from more disadvantaged backgrounds.Over the past four decades, the global frequency of childhood obesity has increased tenfold. Obesity in childhood is associated with illness and early death in adulthood, so tackling childhood obesity is increasingly a public health priority for governments.There are also widening inequalities in obesity prevalence. By age 11, UK children from disadvantaged families are three times as likely to be obese than more advantaged children. There are also stark ethnic and racial differences in levels of childhood obesity, with higher rates of obesity within certain ethnic ...