with non-Hodgkin’s lymphoma.54 A 2003 study by University of California researchers revealed that nearly three-quarters of human subjects tested positive for exposure to the bovine leukemia virus, likely through the consumption of meat and dairy products.55 Approximately 85 percent of U.S. dairy herds have tested positive for the virus (and 100 percent on industrial-scale operations).56 However, just because people are exposed to a virus that causes cancer in cows does not mean that humans themselves can become actively
