Great house on the market just outside of town, completely surrounded by wheat fields, and whatever they might rotate in during off-years. Perfect for us, so we're putting in an offer. Now someone has gone and mentioned long-term health concerns from crops literally growing on your doorstep. Automatically presumed spraying is regulated these days so wouldn't cause any harm, but should I instead be worried about the kids developing cancer or asthma something? They're only little still. 