Should healthy eating be a human right? A new study shows that poorer people in the UK have to rely on junk food and are deliberately targeted by the companies that sell it.
Junk food is half cost of a good diet
Toll: One in ten English children are obese by the time they start primary school. By the time they are in Year 6, the figure is one in every five. Glossary
Obese - For adults, obesity is defined as a Body Mass Index (BMI) of 30 or more. A BMI of 25 or more is classed as overweight.
Diabetes - A medical condition causing there to be too much sugar in the blood.
Nutrition - The process of taking food into the body that you need to live and grow.
Disposable income - The money someone has left after paying taxes.
NHS - The National Health Service, the publicly funded healthcare system in the UK. The NHS was founded in 1948.