by lsmith | Jan 4, 2012 | General
The hygiene hypothesis states that a lack of exposure to microorganisms—both beneficial and potentially harmful—during early childhood increases susceptibility to development of allergic diseases by creating an imbalance in immune system development. Brenda has...
by Brenda Watson | Jan 3, 2012 | General
Atrazine is the most widely used herbicide in the United States. Over 75 million pounds of it are applied to corn and other crops, many in the Midwest. Atrazine is the most common pesticide contaminant found in groundwater, surface water, and rain in the United...
