A mad cow’s milk may contain prion proteins and the disease might be transmitted from the mad cow to humans who happen to drink its milk Mad Cow Disease, also known as Bovine Spongiform ...

Or it can simply occur sporadically for no clear reason. What Ever Happened to Mad Cow? Most CJD cases fall in the last bucket. But over thirty years ago, there was an outbreak of CJD caused by ...

In 1987, government epidemiologist John Wilesmith was tasked with a secret mission: to find out why cows were suddenly going mad, and how the madness was spreading. He looked for links to vaccines ...