The European Parliament is concerned about food safety and human health. They asked a group of experts ... to review the possible health advantages of organic food and organic farming. Our report reviews existing scientific evidence regarding the impact of organic food on human health. The most important information in this report is about pesticides in food. In conventional food, there are pesticide residues that remain in the food even after it's washed. Organic foods are produced virtually without pesticides. Three long-term birth cohort studies in the U.S. suggest that pesticides are harming children's brains. Women's exposure to pesticides during pregnancy ... was associated with negative impacts on their children's IQ and neurobehavioral development. Also, one of the studies looked at structural brain growth ... and found that the gray matter was thinner in children the higher their mothers' exposure to organophosphates, which are used widely in pesticides. Pregnant and breastfeeding women, and women planning to become pregnant, may wish to eat organic foods as a precautionary measure because of the significant and possibly irreversible consequences for children's health. We know that the overly prevalent use of antibiotics in farm animals is a contributing factor in the development of antibiotic resistance in bacteria - a major public health threat because this resistance can spread from animals to humans. On organic farms, the preventive use of antibiotics is restricted.