Amazing Facts About the Human Body

Eyes

• The purpose of eyebrows is to keep sweat from running into the eyes
• The number one cause of blindness in America is diabetes
• You blink over 6,000,000 times per year

Hair

• The average man spends around 5 months of his life shaving
• Hair is the second fastest growing tissue on the body. Bone marrow is the first.
• Hair is made out of the same substance as fingernails

Brain

• Around 20% of the oxygen you breathe goes to your brain
• You cannot properly tickle yourself as your brain knows that you are touching yourself and will not react in the same way as if something foreign were touching you

Body

• In one day, you shed about 10 billion skin flakes
• A human salivates an average of 1-3 pints of saliva every day
• An adult human body requires around 90 pounds of oxygen per day

Heart

• The heart produces enough pressure that it can squirt blood at a distance of over 35 feet
• The human heart beats an average of 35,000,000 times per year - thus, the average human heart beats around 100,000 times per day