Your heart rate can rise as much as 30% during a yawn.
69
Ernest Hemingway survived through anthrax, malaria, pneumonia, dysentery, skin cancer, hepatitis, anemia, diabetes, high blood pressure, two plane crashes, a ruptured kidney, a ruptured spleen, a ruptured liver, a crushed vertebra, a fractured skull, and more.
67
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The lense of the eye continues to grow throughout a person's life.
34
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Fingernails grow fastest on the hand you favor.
44
35,000 people in the U.S. will die from the flu annually.
6