Food poisoning is a very common illness. For most people it is usually mild, but food poisoning can be severe and even deadly for some individuals.     Most cases of food poisoning occur when people eat food or drink water containing bacteria, bacterial toxins (substances produced by bacteria), parasites, or viruses. Food poisoning can also occur when non-infectious poisons (such as poisonous mushrooms) or heavy metals (such as lead or mercury) find their way into people's stomachs.     Canadians experience food poisoning more than two times the rate of people living in the United States. It is estimated that about 11 million … [Read more...]