Obesity 'may be largely genetic' (BBC News, 7 February 2008)
Becoming overweight as a child is more likely to be the result of your genes than your lifestyle, claims a study.
University College London researchers examined more than 5,000 pairs of identical and non-identical twins.
Their American Journal of Clinical Nutrition study found that differences in body mass index and waist size were 77% governed by genes.
News article