Why fruits and vegetables can be harmful

Fruits and vegetables are very healthy foods, so it is no coincidence they are present in all dietary recommendations for a healthy lifestyle. Unfortunately, the involvement of the food industry can make them dangerous to humans. Recent studies show that 46% of cases of food poisoning are responsible in particular vegetables and fruit.

Study by the U.S. Centers for Disease Control and Prevention revealed that leafy vegetables such as lettuce and spinach are the most common causes of nutritional problems. The same study also shows that meat and poultry is responsible for 22 percent of cases of food poisoning. The survey results show that each year one out of every ten people in the United States experienced food poisoning.
   
The majority of cases of food poisoning in leafy vegetables are caused by a pre-cut vegetables, packed in plastic bags. Typically they are consumed raw by humans, thus the bacteria may not be killed. Dr. Michael Doyle warns that lettuce can be especially dangerous because harmful bacteria can form in plant tissue.

This means that even very thoroughly wash the lettuce, some bacteria may remain in it. Risk exists for E. coli, salmonella and listeria. Usually come from infected animals whose manure onto soil or water, and hence in vegetables, the newspaper Daily Mail. In extreme cases of food poisoning salad can cause fatal renal failure.