At King's College hospital in London staff have been piloting the first universal screening system to identify the risk of malnutrition.

BBC: NEWS | Health | 'I tried not to think about food'

It is unbelievable that in the UK today there are more than 3m people either malnourished or at risk of malnutrition.

BBC: Millions of malnourished 'go unnoticed'

The CQC found patients at the Alexandra Hospital in Redditch had been left unable to get water and at risk of malnutrition.

BBC: surgery

The MAG has designed an assessment method, based on following a person's weight loss over a six-month period, to identify whether people are at risk of malnutrition.

BBC: Many hospital patients are malnourished

Save the Children says that, in addition to rising food prices, there are several other factors that put children at risk of malnutrition across the developing world.

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It says that more than one million children in the Sahel region are at risk of severe malnutrition.

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Malnutrition is associated with over a third of children's deaths and is the single most important risk factor in many diseases (see chart).

ECONOMIST: Poverty and food