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A new vaccine could vanquish a major cause of deadly diarrheal disease

Over 1 million people a year die from diarrheal disease. Nearly half are kids under age 5. A new vaccine in trials offers great hope.

A new vaccine could vanquish a major cause of deadly diarrheal disease

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More in Health & Medicine

Vitamin C may fight cancer — but not the way scientists once thought

Linus Pauling was widely mocked for claiming that vitamin C could fight cancer, especially after trials using vitamin C pills showed no benefit.

  • Linus Pauling believed high doses of vitamin C could treat cancer in 1970s.
  • Intravenous vitamin C can raise blood levels to extremely high levels, acting like a drug.
  • High-dose vitamin C in lab studies generates hydrogen peroxide, damaging cancer cells.