While pesticides have very useful applications within a wide variety of settings, these chemicals can be quite harmful to humans. According to at least one 2007 systematic review of the literature published in the peer-reviewed journal Canadian Family Physician, there is data to support a positive correlation between pesticide exposure and cancer, including non-Hodgkin's lymphoma and leukemia. Other side effects include nausea, headaches, and skin irritation.
Given the potential serious consequences of pesticide exposure, employers must take appropriate precaution. Workplace practices need to be in place in order to reduce the risk of exposure and improve employee safety. Proper protection must be available for any personnel member who will be handling pesticides during the course