Junk food companies pay experts who advise the Government hundreds of thousands of pounds for their research

Some obesity experts' research received funding from junk food brands
An investigation found one scientist's trial got £200k from Coca-Cola
Concerns 'cosy deals' are preventing sugar and fat limits being enforced
Revelations come as one in four are considered dangerously overweight
By SOPHIE BORLAND HEALTH CORRESPONDENT FOR THE DAILY MAIL