<span>How human health are affected by contaminated food Food poisoning is a common gastrointestinal infection. It is due to the ingestion of food or water containing bacteria and / or their toxins, parasites (especially in water, fruits and vegetables), viruses (present in agricultural and marine products) , poisons or heavy metals (lead or mercury in particular).
Foods that are most often implicated in food poisoning are eggs, dairy products, meats, some fish and shellfish.
Depending on the severity of poisoning or a simple rehydration enough or it will set up drug treatment. In the first case, it is to limit the effects of diarrhea and vomiting and healing occurs spontaneously in 48 <span>hours.</span></span>
They trace a path from the pharynx to the anus being absorbed all the nutrients is secreted in the stool, this is because the substance has no more nutrient to provide the body
