This Teen Developed an Allergy to Everything Overnight

What Caused It

It seemed that all it took was a strong smell, exercise, or heat to spur an anaphylactic reaction from Martina. They thought it was stress-related. It made sense in theory…

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The More You Know

  • Dr. Seuss wrote "Green Eggs and Ham" on a bet.
  • Little brown bats sleep more than any other mammal on earth.
  • Researchers have found that swearing when in pain may release pain-killing endorphins.
  • The national animal of Scotland is the unicorn.
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