Over 20% of children in the UK are now obese, and specialists are warning parents of an 'obesity timebomb' which could affect the nation's health in years to come. But how do children become obese in the first place, and what does it really mean? What are the risks behind being overweight so early in life? And if you suspect that your child may be obese, how can you help them?
Find out, with information from our childhood nutrition experts.