But it's harder for the average person to know the scope of their pesticide exposure.
For example, there may be a link between pesticide exposure and the later onset of Parkinson's disease.
Children are at particular risk for pesticide exposure, he said.
The earlier study found no relationship between income level and pesticide exposure.
The study was the first investigation on children's neurodevelopment to be conducted in a group with no particular pesticide exposure.
The health benefits of such a diet far outweigh any potential risks from pesticide exposure.
The Campaign centres on the issue of pesticide exposure for people in agricultural areas.
"But the real issue in pesticide exposure is the millions of workers, including children, being exposed to them every day in the field."
Many studies have examined the effects of pesticide exposure on the risk of cancer.
So you know pesticide exposure can cause poisoning, but more often than that, it prevents disease.