You Should Know
June 2000 Issue
Sharks Do Get Cancer; Cartilage Claims in Doubt
Itís been eight years since the release of the bestseller Sharks Donít Get Cancer (Avery, 1992), and shark cartilage is still big business. By one estimate, 50,000 cancer patients a year pop the pills made of pulverized cartilage from the skulls and backbones of sharks. But at the annual meeting of the American Association for Cancer Research in San Francisco this April, two researchers proved sharks do get cancer. Biologist John Harshbarger, Ph.D., of George Washington University Medical Center in Washington,
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