Processed food a big, fat problem

Westernization is bringing a host of obesity-caused woes in Asia

Obesity, once mainly the scourge of the West, is spreading its tentacles into Asia, threatening health systems and economic growth.

One of the world's leading experts in the field, Eric Finkelstein, says obesity - with all its associated health problems such as diabetes, high blood pressure and heart disease - is a major problem "that is only going to get worse".